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Finding the Fourth Proportional to 168,671.06, 252,801.96 and 123,882.48

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Solution

The fourth proportional to 168,671.06, 252,801.96 and 123,882.48 is: 185,673.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,671.06 : 252,801.96 = 123,882.48 : x
  2. Step 2: Convert to fraction form
    168,671.06/252,801.96 = 123,882.48/x
  3. Step 3: Cross multiply
    168,671.06x = 252,801.96 × 123,882.48
  4. Step 4: Simplify right side
    168,671.06x = 31,317,733,753.66
  5. Step 5: Solve for x
    x = 31,317,733,753.66/168,671.06
  6. Step 6: Final answer
    x = 185,673.43

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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.