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Finding the Fourth Proportional to 88,855.92, 133,264.20 and 25,662.28

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Solution

The fourth proportional to 88,855.92, 133,264.20 and 25,662.28 is: 38,487.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,855.92 : 133,264.20 = 25,662.28 : x
  2. Step 2: Convert to fraction form
    88,855.92/133,264.20 = 25,662.28/x
  3. Step 3: Cross multiply
    88,855.92x = 133,264.20 × 25,662.28
  4. Step 4: Simplify right side
    88,855.92x = 3,419,863,214.38
  5. Step 5: Solve for x
    x = 3,419,863,214.38/88,855.92
  6. Step 6: Final answer
    x = 38,487.74

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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.