Home / 88,411.19-132,618.17-49,217.42

Finding the Fourth Proportional to 88,411.19, 132,618.17 and 49,217.42

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Solution

The fourth proportional to 88,411.19, 132,618.17 and 49,217.42 is: 73,826.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,411.19 : 132,618.17 = 49,217.42 : x
  2. Step 2: Convert to fraction form
    88,411.19/132,618.17 = 49,217.42/x
  3. Step 3: Cross multiply
    88,411.19x = 132,618.17 × 49,217.42
  4. Step 4: Simplify right side
    88,411.19x = 6,527,123,632.47
  5. Step 5: Solve for x
    x = 6,527,123,632.47/88,411.19
  6. Step 6: Final answer
    x = 73,826.90

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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.