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Finding the Fourth Proportional to 80,273.44, 110,776.10 and 43,974.58

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Solution

The fourth proportional to 80,273.44, 110,776.10 and 43,974.58 is: 60,684.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,273.44 : 110,776.10 = 43,974.58 : x
  2. Step 2: Convert to fraction form
    80,273.44/110,776.10 = 43,974.58/x
  3. Step 3: Cross multiply
    80,273.44x = 110,776.10 × 43,974.58
  4. Step 4: Simplify right side
    80,273.44x = 4,871,332,471.54
  5. Step 5: Solve for x
    x = 4,871,332,471.54/80,273.44
  6. Step 6: Final answer
    x = 60,684.24

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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.