Finding the Third Proportional to 72,321.75 and 157,083.75
Calculator
Solution
The third proportional to 72,321.75 and 157,083.75 is: 341,187.88
Step by Step Solution
- Step 1: Write the proportion equation
72,321.75 : 157,083.75 = 157,083.75 : x - Step 2: Convert to fraction form
72,321.75/157,083.75 = 157,083.75/x - Step 3: Cross multiply
72,321.75x = 157,083.75 × 157,083.75 - Step 4: Simplify right side
72,321.75x = 24,675,304,514.06 - Step 5: Solve for x
x = 24,675,304,514.06/72,321.75 - Step 6: Final answer
x = 341,187.88
Related Problems
Find third proportional to 36,160.88 and 78,541.88
Half scale
Find third proportional to 144,643.50 and 314,167.50
Double scale
Find third proportional to 72,324 and 157,088
Similar ratio
Find third proportional to 108,482.63 and 235,625.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.