Finding the Third Proportional to 126,937.13 and 278,781.75
Calculator
Solution
The third proportional to 126,937.13 and 278,781.75 is: 612,265.83
Step by Step Solution
- Step 1: Write the proportion equation
126,937.13 : 278,781.75 = 278,781.75 : x - Step 2: Convert to fraction form
126,937.13/278,781.75 = 278,781.75/x - Step 3: Cross multiply
126,937.13x = 278,781.75 × 278,781.75 - Step 4: Simplify right side
126,937.13x = 77,719,264,133.06 - Step 5: Solve for x
x = 77,719,264,133.06/126,937.13 - Step 6: Final answer
x = 612,265.83
Related Problems
Find third proportional to 63,468.56 and 139,390.88
Half scale
Find third proportional to 253,874.25 and 557,563.50
Double scale
Find third proportional to 126,939 and 278,786
Similar ratio
Find third proportional to 190,405.69 and 418,172.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.