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Finding the Fourth Proportional to 88,711.95, 133,052.81 and 44,291.55

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Solution

The fourth proportional to 88,711.95, 133,052.81 and 44,291.55 is: 66,429.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,711.95 : 133,052.81 = 44,291.55 : x
  2. Step 2: Convert to fraction form
    88,711.95/133,052.81 = 44,291.55/x
  3. Step 3: Cross multiply
    88,711.95x = 133,052.81 × 44,291.55
  4. Step 4: Simplify right side
    88,711.95x = 5,893,114,965.30
  5. Step 5: Solve for x
    x = 5,893,114,965.30/88,711.95
  6. Step 6: Final answer
    x = 66,429.78

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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.