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Finding the Fourth Proportional to 56,452.92, 84,662.06 and 39,034.68

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Solution

The fourth proportional to 56,452.92, 84,662.06 and 39,034.68 is: 58,540.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,452.92 : 84,662.06 = 39,034.68 : x
  2. Step 2: Convert to fraction form
    56,452.92/84,662.06 = 39,034.68/x
  3. Step 3: Cross multiply
    56,452.92x = 84,662.06 × 39,034.68
  4. Step 4: Simplify right side
    56,452.92x = 3,304,756,420.24
  5. Step 5: Solve for x
    x = 3,304,756,420.24/56,452.92
  6. Step 6: Final answer
    x = 58,540.04

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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.