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Finding the Third Proportional to 28,657.13 and 62,850.38

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Solution

The third proportional to 28,657.13 and 62,850.38 is: 137,842.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,657.13 : 62,850.38 = 62,850.38 : x
  2. Step 2: Convert to fraction form
    28,657.13/62,850.38 = 62,850.38/x
  3. Step 3: Cross multiply
    28,657.13x = 62,850.38 × 62,850.38
  4. Step 4: Simplify right side
    28,657.13x = 3,950,169,637.64
  5. Step 5: Solve for x
    x = 3,950,169,637.64/28,657.13
  6. Step 6: Final answer
    x = 137,842.50

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.