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Finding the Fourth Proportional to 88,869.92, 133,304.86 and 35,585.88

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Solution

The fourth proportional to 88,869.92, 133,304.86 and 35,585.88 is: 53,378.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,869.92 : 133,304.86 = 35,585.88 : x
  2. Step 2: Convert to fraction form
    88,869.92/133,304.86 = 35,585.88/x
  3. Step 3: Cross multiply
    88,869.92x = 133,304.86 × 35,585.88
  4. Step 4: Simplify right side
    88,869.92x = 4,743,770,751.38
  5. Step 5: Solve for x
    x = 4,743,770,751.38/88,869.92
  6. Step 6: Final answer
    x = 53,378.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.