Finding the Third Proportional to 75,720.25 and 118,789.75
Calculator
Solution
The third proportional to 75,720.25 and 118,789.75 is: 186,357.08
Step by Step Solution
- Step 1: Write the proportion equation
75,720.25 : 118,789.75 = 118,789.75 : x - Step 2: Convert to fraction form
75,720.25/118,789.75 = 118,789.75/x - Step 3: Cross multiply
75,720.25x = 118,789.75 × 118,789.75 - Step 4: Simplify right side
75,720.25x = 14,111,004,705.06 - Step 5: Solve for x
x = 14,111,004,705.06/75,720.25 - Step 6: Final answer
x = 186,357.08
Related Problems
Find third proportional to 37,860.13 and 59,394.88
Half scale
Find third proportional to 151,440.50 and 237,579.50
Double scale
Find third proportional to 75,722 and 118,793
Similar ratio
Find third proportional to 113,580.38 and 178,184.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.