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Finding the Fourth Proportional to 57,474, 79,314.12 and 32,324.04

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Solution

The fourth proportional to 57,474, 79,314.12 and 32,324.04 is: 44,607.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,474 : 79,314.12 = 32,324.04 : x
  2. Step 2: Convert to fraction form
    57,474/79,314.12 = 32,324.04/x
  3. Step 3: Cross multiply
    57,474x = 79,314.12 × 32,324.04
  4. Step 4: Simplify right side
    57,474x = 2,563,752,787.44
  5. Step 5: Solve for x
    x = 2,563,752,787.44/57,474
  6. Step 6: Final answer
    x = 44,607.18

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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.