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Finding the Fourth Proportional to 88,585, 132,877.98 and 22,921

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Solution

The fourth proportional to 88,585, 132,877.98 and 22,921 is: 34,381.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,585 : 132,877.98 = 22,921 : x
  2. Step 2: Convert to fraction form
    88,585/132,877.98 = 22,921/x
  3. Step 3: Cross multiply
    88,585x = 132,877.98 × 22,921
  4. Step 4: Simplify right side
    88,585x = 3,045,696,179.58
  5. Step 5: Solve for x
    x = 3,045,696,179.58/88,585
  6. Step 6: Final answer
    x = 34,381.62

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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.