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Finding the Third Proportional to 75,794 and 113,691

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Solution

The third proportional to 75,794 and 113,691 is: 170,536.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,794 : 113,691 = 113,691 : x
  2. Step 2: Convert to fraction form
    75,794/113,691 = 113,691/x
  3. Step 3: Cross multiply
    75,794x = 113,691 × 113,691
  4. Step 4: Simplify right side
    75,794x = 12,925,643,481
  5. Step 5: Solve for x
    x = 12,925,643,481/75,794
  6. Step 6: Final answer
    x = 170,536.50

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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.