Home / 133,860-215,262

Finding the Third Proportional to 133,860 and 215,262

Calculator

Solution

The third proportional to 133,860 and 215,262 is: 346,165.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,860 : 215,262 = 215,262 : x
  2. Step 2: Convert to fraction form
    133,860/215,262 = 215,262/x
  3. Step 3: Cross multiply
    133,860x = 215,262 × 215,262
  4. Step 4: Simplify right side
    133,860x = 46,337,728,644
  5. Step 5: Solve for x
    x = 46,337,728,644/133,860
  6. Step 6: Final answer
    x = 346,165.61

Related Problems

Find third proportional to 66,930 and 107,631
Half scale
Find third proportional to 267,720 and 430,524
Double scale
Find third proportional to 133,862 and 215,265
Similar ratio
Find third proportional to 200,790 and 322,893
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.