75.58% is the change from 172 to 302
Calculation steps:
[( 302 - 172 ) ÷ 172] x 100 = 75.58%
Formula
Percentage change = [(302 - 172) / 172] x 100
Subtract the new number by the original number
302 - 172 = 130
130 ÷ 172 = 0.7558139534883721
0.7558139534883721 x 100 = 75.58%