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Finding the Fourth Proportional to 56,481.87, 84,693.86 and 29,842.16

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Solution

The fourth proportional to 56,481.87, 84,693.86 and 29,842.16 is: 44,747.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,481.87 : 84,693.86 = 29,842.16 : x
  2. Step 2: Convert to fraction form
    56,481.87/84,693.86 = 29,842.16/x
  3. Step 3: Cross multiply
    56,481.87x = 84,693.86 × 29,842.16
  4. Step 4: Simplify right side
    56,481.87x = 2,527,447,721.14
  5. Step 5: Solve for x
    x = 2,527,447,721.14/56,481.87
  6. Step 6: Final answer
    x = 44,747.95

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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.