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Finding the Third Proportional to 62,486.50 and 134,207.50

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Solution

The third proportional to 62,486.50 and 134,207.50 is: 288,248.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,486.50 : 134,207.50 = 134,207.50 : x
  2. Step 2: Convert to fraction form
    62,486.50/134,207.50 = 134,207.50/x
  3. Step 3: Cross multiply
    62,486.50x = 134,207.50 × 134,207.50
  4. Step 4: Simplify right side
    62,486.50x = 18,011,653,056.25
  5. Step 5: Solve for x
    x = 18,011,653,056.25/62,486.50
  6. Step 6: Final answer
    x = 288,248.71

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.