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Finding the Fourth Proportional to 41,757.30, 62,631.63 and 39,320.82

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Solution

The fourth proportional to 41,757.30, 62,631.63 and 39,320.82 is: 58,977.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,757.30 : 62,631.63 = 39,320.82 : x
  2. Step 2: Convert to fraction form
    41,757.30/62,631.63 = 39,320.82/x
  3. Step 3: Cross multiply
    41,757.30x = 62,631.63 × 39,320.82
  4. Step 4: Simplify right side
    41,757.30x = 2,462,727,049.54
  5. Step 5: Solve for x
    x = 2,462,727,049.54/41,757.30
  6. Step 6: Final answer
    x = 58,977.16

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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.