Home / 89,833.28-134,764.20-29,863.88

Finding the Fourth Proportional to 89,833.28, 134,764.20 and 29,863.88

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Solution

The fourth proportional to 89,833.28, 134,764.20 and 29,863.88 is: 44,800.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,833.28 : 134,764.20 = 29,863.88 : x
  2. Step 2: Convert to fraction form
    89,833.28/134,764.20 = 29,863.88/x
  3. Step 3: Cross multiply
    89,833.28x = 134,764.20 × 29,863.88
  4. Step 4: Simplify right side
    89,833.28x = 4,024,581,897.10
  5. Step 5: Solve for x
    x = 4,024,581,897.10/89,833.28
  6. Step 6: Final answer
    x = 44,800.57

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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.