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Finding the Fourth Proportional to 80,601.51, 111,232.78 and 44,793.03

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Solution

The fourth proportional to 80,601.51, 111,232.78 and 44,793.03 is: 61,815.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,601.51 : 111,232.78 = 44,793.03 : x
  2. Step 2: Convert to fraction form
    80,601.51/111,232.78 = 44,793.03/x
  3. Step 3: Cross multiply
    80,601.51x = 111,232.78 × 44,793.03
  4. Step 4: Simplify right side
    80,601.51x = 4,982,453,251.52
  5. Step 5: Solve for x
    x = 4,982,453,251.52/80,601.51
  6. Step 6: Final answer
    x = 61,815.88

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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.