Home / 71,755-100,317

Finding the Third Proportional to 71,755 and 100,317

Calculator

Solution

The third proportional to 71,755 and 100,317 is: 140,248.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,755 : 100,317 = 100,317 : x
  2. Step 2: Convert to fraction form
    71,755/100,317 = 100,317/x
  3. Step 3: Cross multiply
    71,755x = 100,317 × 100,317
  4. Step 4: Simplify right side
    71,755x = 10,063,500,489
  5. Step 5: Solve for x
    x = 10,063,500,489/71,755
  6. Step 6: Final answer
    x = 140,248.07

Related Problems

Find third proportional to 35,877.50 and 50,158.50
Half scale
Find third proportional to 143,510 and 200,634
Double scale
Find third proportional to 71,757 and 100,320
Similar ratio
Find third proportional to 107,632.50 and 150,475.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.