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Finding the Third Proportional to 151,028 and 239,934

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Solution

The third proportional to 151,028 and 239,934 is: 381,176.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,028 : 239,934 = 239,934 : x
  2. Step 2: Convert to fraction form
    151,028/239,934 = 239,934/x
  3. Step 3: Cross multiply
    151,028x = 239,934 × 239,934
  4. Step 4: Simplify right side
    151,028x = 57,568,324,356
  5. Step 5: Solve for x
    x = 57,568,324,356/151,028
  6. Step 6: Final answer
    x = 381,176.50

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.