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Finding the Fourth Proportional to 71,377.92, 98,508.48 and 41,568

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Solution

The fourth proportional to 71,377.92, 98,508.48 and 41,568 is: 57,367.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,377.92 : 98,508.48 = 41,568 : x
  2. Step 2: Convert to fraction form
    71,377.92/98,508.48 = 41,568/x
  3. Step 3: Cross multiply
    71,377.92x = 98,508.48 × 41,568
  4. Step 4: Simplify right side
    71,377.92x = 4,094,800,496.64
  5. Step 5: Solve for x
    x = 4,094,800,496.64/71,377.92
  6. Step 6: Final answer
    x = 57,367.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.