Home / 92,621.68-138,932.50-22,500.52

Finding the Fourth Proportional to 92,621.68, 138,932.50 and 22,500.52

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Solution

The fourth proportional to 92,621.68, 138,932.50 and 22,500.52 is: 33,750.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,621.68 : 138,932.50 = 22,500.52 : x
  2. Step 2: Convert to fraction form
    92,621.68/138,932.50 = 22,500.52/x
  3. Step 3: Cross multiply
    92,621.68x = 138,932.50 × 22,500.52
  4. Step 4: Simplify right side
    92,621.68x = 3,126,053,494.90
  5. Step 5: Solve for x
    x = 3,126,053,494.90/92,621.68
  6. Step 6: Final answer
    x = 33,750.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.