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Finding the Fourth Proportional to 80,259.56, 110,756.67 and 44,449.86

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Solution

The fourth proportional to 80,259.56, 110,756.67 and 44,449.86 is: 61,339.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,259.56 : 110,756.67 = 44,449.86 : x
  2. Step 2: Convert to fraction form
    80,259.56/110,756.67 = 44,449.86/x
  3. Step 3: Cross multiply
    80,259.56x = 110,756.67 × 44,449.86
  4. Step 4: Simplify right side
    80,259.56x = 4,923,118,724.22
  5. Step 5: Solve for x
    x = 4,923,118,724.22/80,259.56
  6. Step 6: Final answer
    x = 61,339.97

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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.