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Finding the Third Proportional to 63,144 and 136,126

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Solution

The third proportional to 63,144 and 136,126 is: 293,460.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,144 : 136,126 = 136,126 : x
  2. Step 2: Convert to fraction form
    63,144/136,126 = 136,126/x
  3. Step 3: Cross multiply
    63,144x = 136,126 × 136,126
  4. Step 4: Simplify right side
    63,144x = 18,530,287,876
  5. Step 5: Solve for x
    x = 18,530,287,876/63,144
  6. Step 6: Final answer
    x = 293,460.79

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.