Home / 71,820-96,612.75

Finding the Third Proportional to 71,820 and 96,612.75

Calculator

Solution

The third proportional to 71,820 and 96,612.75 is: 129,964.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,820 : 96,612.75 = 96,612.75 : x
  2. Step 2: Convert to fraction form
    71,820/96,612.75 = 96,612.75/x
  3. Step 3: Cross multiply
    71,820x = 96,612.75 × 96,612.75
  4. Step 4: Simplify right side
    71,820x = 9,334,023,462.56
  5. Step 5: Solve for x
    x = 9,334,023,462.56/71,820
  6. Step 6: Final answer
    x = 129,964.13

Related Problems

Find third proportional to 35,910 and 48,306.38
Half scale
Find third proportional to 143,640 and 193,225.50
Double scale
Find third proportional to 71,822 and 96,615
Similar ratio
Find third proportional to 107,730 and 144,919.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.