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Finding the Third Proportional to 62,815.69 and 136,703.06

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Solution

The third proportional to 62,815.69 and 136,703.06 is: 297,500.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,815.69 : 136,703.06 = 136,703.06 : x
  2. Step 2: Convert to fraction form
    62,815.69/136,703.06 = 136,703.06/x
  3. Step 3: Cross multiply
    62,815.69x = 136,703.06 × 136,703.06
  4. Step 4: Simplify right side
    62,815.69x = 18,687,727,296.88
  5. Step 5: Solve for x
    x = 18,687,727,296.88/62,815.69
  6. Step 6: Final answer
    x = 297,500.96

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.