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Finding the Fourth Proportional to 88,927.80, 133,391.92 and 36,337.28

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Solution

The fourth proportional to 88,927.80, 133,391.92 and 36,337.28 is: 54,506.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,927.80 : 133,391.92 = 36,337.28 : x
  2. Step 2: Convert to fraction form
    88,927.80/133,391.92 = 36,337.28/x
  3. Step 3: Cross multiply
    88,927.80x = 133,391.92 × 36,337.28
  4. Step 4: Simplify right side
    88,927.80x = 4,847,098,698.13
  5. Step 5: Solve for x
    x = 4,847,098,698.13/88,927.80
  6. Step 6: Final answer
    x = 54,506.00

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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.