Home / 88,639.17-132,929.88-29,458.95

Finding the Fourth Proportional to 88,639.17, 132,929.88 and 29,458.95

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Solution

The fourth proportional to 88,639.17, 132,929.88 and 29,458.95 is: 44,178.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,639.17 : 132,929.88 = 29,458.95 : x
  2. Step 2: Convert to fraction form
    88,639.17/132,929.88 = 29,458.95/x
  3. Step 3: Cross multiply
    88,639.17x = 132,929.88 × 29,458.95
  4. Step 4: Simplify right side
    88,639.17x = 3,915,974,688.43
  5. Step 5: Solve for x
    x = 3,915,974,688.43/88,639.17
  6. Step 6: Final answer
    x = 44,178.83

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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.