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Finding the Third Proportional to 92,126 and 138,162

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Solution

The third proportional to 92,126 and 138,162 is: 207,202.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,126 : 138,162 = 138,162 : x
  2. Step 2: Convert to fraction form
    92,126/138,162 = 138,162/x
  3. Step 3: Cross multiply
    92,126x = 138,162 × 138,162
  4. Step 4: Simplify right side
    92,126x = 19,088,738,244
  5. Step 5: Solve for x
    x = 19,088,738,244/92,126
  6. Step 6: Final answer
    x = 207,202.51

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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.