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Finding the Third Proportional to 62,649 and 135,148.50

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Solution

The third proportional to 62,649 and 135,148.50 is: 291,546.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,649 : 135,148.50 = 135,148.50 : x
  2. Step 2: Convert to fraction form
    62,649/135,148.50 = 135,148.50/x
  3. Step 3: Cross multiply
    62,649x = 135,148.50 × 135,148.50
  4. Step 4: Simplify right side
    62,649x = 18,265,117,052.25
  5. Step 5: Solve for x
    x = 18,265,117,052.25/62,649
  6. Step 6: Final answer
    x = 291,546.83

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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.