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Finding the Fourth Proportional to 273,487.11, 410,068.66 and 93,508.85

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Solution

The fourth proportional to 273,487.11, 410,068.66 and 93,508.85 is: 140,207.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,487.11 : 410,068.66 = 93,508.85 : x
  2. Step 2: Convert to fraction form
    273,487.11/410,068.66 = 93,508.85/x
  3. Step 3: Cross multiply
    273,487.11x = 410,068.66 × 93,508.85
  4. Step 4: Simplify right side
    273,487.11x = 38,345,048,817.64
  5. Step 5: Solve for x
    x = 38,345,048,817.64/273,487.11
  6. Step 6: Final answer
    x = 140,207.88

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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.