174% is the change from 50 to 137
Calculation steps:
[( 137 - 50 ) ÷ 50] x 100 = 174%
Formula
Percentage change = [(137 - 50) / 50] x 100
Subtract the new number by the original number
137 - 50 = 87
87 ÷ 50 = 1.74
1.74 x 100 = 174%
Example