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Finding the Fourth Proportional to 234,220.52, 351,278.24 and 107,739.29

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Solution

The fourth proportional to 234,220.52, 351,278.24 and 107,739.29 is: 161,584.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,220.52 : 351,278.24 = 107,739.29 : x
  2. Step 2: Convert to fraction form
    234,220.52/351,278.24 = 107,739.29/x
  3. Step 3: Cross multiply
    234,220.52x = 351,278.24 × 107,739.29
  4. Step 4: Simplify right side
    234,220.52x = 37,846,465,874.96
  5. Step 5: Solve for x
    x = 37,846,465,874.96/234,220.52
  6. Step 6: Final answer
    x = 161,584.76

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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.