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Finding the Fourth Proportional to 252,832.52, 379,275.43 and 84,294.10

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Solution

The fourth proportional to 252,832.52, 379,275.43 and 84,294.10 is: 126,450.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,832.52 : 379,275.43 = 84,294.10 : x
  2. Step 2: Convert to fraction form
    252,832.52/379,275.43 = 84,294.10/x
  3. Step 3: Cross multiply
    252,832.52x = 379,275.43 × 84,294.10
  4. Step 4: Simplify right side
    252,832.52x = 31,970,679,865.04
  5. Step 5: Solve for x
    x = 31,970,679,865.04/252,832.52
  6. Step 6: Final answer
    x = 126,450.03

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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.