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Finding the Fourth Proportional to 251,892.08, 347,019.82 and 175,279.43

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Solution

The fourth proportional to 251,892.08, 347,019.82 and 175,279.43 is: 241,474.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,892.08 : 347,019.82 = 175,279.43 : x
  2. Step 2: Convert to fraction form
    251,892.08/347,019.82 = 175,279.43/x
  3. Step 3: Cross multiply
    251,892.08x = 347,019.82 × 175,279.43
  4. Step 4: Simplify right side
    251,892.08x = 60,825,436,248.30
  5. Step 5: Solve for x
    x = 60,825,436,248.30/251,892.08
  6. Step 6: Final answer
    x = 241,474.19

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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.