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Finding the Third Proportional to 62,691 and 134,130

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Solution

The third proportional to 62,691 and 134,130 is: 286,976.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,691 : 134,130 = 134,130 : x
  2. Step 2: Convert to fraction form
    62,691/134,130 = 134,130/x
  3. Step 3: Cross multiply
    62,691x = 134,130 × 134,130
  4. Step 4: Simplify right side
    62,691x = 17,990,856,900
  5. Step 5: Solve for x
    x = 17,990,856,900/62,691
  6. Step 6: Final answer
    x = 286,976.71

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.