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Finding the Fourth Proportional to 88,979.92, 133,481.62 and 32,859.47

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Solution

The fourth proportional to 88,979.92, 133,481.62 and 32,859.47 is: 49,293.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,979.92 : 133,481.62 = 32,859.47 : x
  2. Step 2: Convert to fraction form
    88,979.92/133,481.62 = 32,859.47/x
  3. Step 3: Cross multiply
    88,979.92x = 133,481.62 × 32,859.47
  4. Step 4: Simplify right side
    88,979.92x = 4,386,135,662.72
  5. Step 5: Solve for x
    x = 4,386,135,662.72/88,979.92
  6. Step 6: Final answer
    x = 49,293.55

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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.