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Finding the Third Proportional to 140,676.75 and 325,387.13

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Solution

The third proportional to 140,676.75 and 325,387.13 is: 752,624.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,676.75 : 325,387.13 = 325,387.13 : x
  2. Step 2: Convert to fraction form
    140,676.75/325,387.13 = 325,387.13/x
  3. Step 3: Cross multiply
    140,676.75x = 325,387.13 × 325,387.13
  4. Step 4: Simplify right side
    140,676.75x = 105,876,781,115.77
  5. Step 5: Solve for x
    x = 105,876,781,115.77/140,676.75
  6. Step 6: Final answer
    x = 752,624.59

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.