Home / 103,644-219,743

Finding the Third Proportional to 103,644 and 219,743

Calculator

Solution

The third proportional to 103,644 and 219,743 is: 465,892.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,644 : 219,743 = 219,743 : x
  2. Step 2: Convert to fraction form
    103,644/219,743 = 219,743/x
  3. Step 3: Cross multiply
    103,644x = 219,743 × 219,743
  4. Step 4: Simplify right side
    103,644x = 48,286,986,049
  5. Step 5: Solve for x
    x = 48,286,986,049/103,644
  6. Step 6: Final answer
    x = 465,892.73

Related Problems

Find third proportional to 51,822 and 109,871.50
Half scale
Find third proportional to 207,288 and 439,486
Double scale
Find third proportional to 103,646 and 219,747
Similar ratio
Find third proportional to 155,466 and 329,614.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.