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Finding the Fourth Proportional to 62,508.97, 86,245.32 and 35,641.68

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Solution

The fourth proportional to 62,508.97, 86,245.32 and 35,641.68 is: 49,175.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,508.97 : 86,245.32 = 35,641.68 : x
  2. Step 2: Convert to fraction form
    62,508.97/86,245.32 = 35,641.68/x
  3. Step 3: Cross multiply
    62,508.97x = 86,245.32 × 35,641.68
  4. Step 4: Simplify right side
    62,508.97x = 3,073,928,096.94
  5. Step 5: Solve for x
    x = 3,073,928,096.94/62,508.97
  6. Step 6: Final answer
    x = 49,175.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.