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Finding the Fourth Proportional to 168,585.71, 252,822.92 and 56,234.97

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Solution

The fourth proportional to 168,585.71, 252,822.92 and 56,234.97 is: 84,333.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,585.71 : 252,822.92 = 56,234.97 : x
  2. Step 2: Convert to fraction form
    168,585.71/252,822.92 = 56,234.97/x
  3. Step 3: Cross multiply
    168,585.71x = 252,822.92 × 56,234.97
  4. Step 4: Simplify right side
    168,585.71x = 14,217,489,040.34
  5. Step 5: Solve for x
    x = 14,217,489,040.34/168,585.71
  6. Step 6: Final answer
    x = 84,333.89

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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.