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Finding the Fourth Proportional to 80,040.62, 110,454.54 and 44,229.86

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Solution

The fourth proportional to 80,040.62, 110,454.54 and 44,229.86 is: 61,036.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,040.62 : 110,454.54 = 44,229.86 : x
  2. Step 2: Convert to fraction form
    80,040.62/110,454.54 = 44,229.86/x
  3. Step 3: Cross multiply
    80,040.62x = 110,454.54 × 44,229.86
  4. Step 4: Simplify right side
    80,040.62x = 4,885,388,840.56
  5. Step 5: Solve for x
    x = 4,885,388,840.56/80,040.62
  6. Step 6: Final answer
    x = 61,036.37

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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.