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Finding the Fourth Proportional to 89,455.92, 134,132.04 and 36,805.92

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Solution

The fourth proportional to 89,455.92, 134,132.04 and 36,805.92 is: 55,187.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,455.92 : 134,132.04 = 36,805.92 : x
  2. Step 2: Convert to fraction form
    89,455.92/134,132.04 = 36,805.92/x
  3. Step 3: Cross multiply
    89,455.92x = 134,132.04 × 36,805.92
  4. Step 4: Simplify right side
    89,455.92x = 4,936,853,133.68
  5. Step 5: Solve for x
    x = 4,936,853,133.68/89,455.92
  6. Step 6: Final answer
    x = 55,187.55

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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.