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Finding the Fourth Proportional to 88,936.56, 133,404.14 and 36,309.15

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Solution

The fourth proportional to 88,936.56, 133,404.14 and 36,309.15 is: 54,463.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,936.56 : 133,404.14 = 36,309.15 : x
  2. Step 2: Convert to fraction form
    88,936.56/133,404.14 = 36,309.15/x
  3. Step 3: Cross multiply
    88,936.56x = 133,404.14 × 36,309.15
  4. Step 4: Simplify right side
    88,936.56x = 4,843,790,748.34
  5. Step 5: Solve for x
    x = 4,843,790,748.34/88,936.56
  6. Step 6: Final answer
    x = 54,463.44

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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.