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Finding the Fourth Proportional to 80,732.92, 111,410.04 and 44,921.92

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Solution

The fourth proportional to 80,732.92, 111,410.04 and 44,921.92 is: 61,991.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,732.92 : 111,410.04 = 44,921.92 : x
  2. Step 2: Convert to fraction form
    80,732.92/111,410.04 = 44,921.92/x
  3. Step 3: Cross multiply
    80,732.92x = 111,410.04 × 44,921.92
  4. Step 4: Simplify right side
    80,732.92x = 5,004,752,904.08
  5. Step 5: Solve for x
    x = 5,004,752,904.08/80,732.92
  6. Step 6: Final answer
    x = 61,991.48

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1.5x scale

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.