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Finding the Third Proportional to 60,630 and 131,628

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Solution

The third proportional to 60,630 and 131,628 is: 285,764.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,630 : 131,628 = 131,628 : x
  2. Step 2: Convert to fraction form
    60,630/131,628 = 131,628/x
  3. Step 3: Cross multiply
    60,630x = 131,628 × 131,628
  4. Step 4: Simplify right side
    60,630x = 17,325,930,384
  5. Step 5: Solve for x
    x = 17,325,930,384/60,630
  6. Step 6: Final answer
    x = 285,764.97

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.