Increasing life satisfaction has become a quite topical subject today with the effect of positive psychology trend. Psychological studies try to determine the factors which are related to life satisfaction. This study aims to examine the effect of self-construal, hopeful thinking and problem solving on life satisfaction. To that end, multiple regression analysis was performed to determine the variables that predict life satisfaction. Then, stepwise regression analysis was performed with variables that predict life satisfaction. When the regression coefficients for predictor variables of research findings, R[superscript 2] and F values were examined, in predicting life satisfaction, it is seen that agency thinking is the first, autonomous self in the second, relational self in the third, autonomous relational self in the fourth, and problem solving in the fifth rank effective.