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Finding the Fourth Proportional to 88,963.15, 133,444.82 and 36,372.64

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Solution

The fourth proportional to 88,963.15, 133,444.82 and 36,372.64 is: 54,559.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,963.15 : 133,444.82 = 36,372.64 : x
  2. Step 2: Convert to fraction form
    88,963.15/133,444.82 = 36,372.64/x
  3. Step 3: Cross multiply
    88,963.15x = 133,444.82 × 36,372.64
  4. Step 4: Simplify right side
    88,963.15x = 4,853,740,397.72
  5. Step 5: Solve for x
    x = 4,853,740,397.72/88,963.15
  6. Step 6: Final answer
    x = 54,559.00

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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.