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Finding the Fourth Proportional to 79,881.39, 110,234.52 and 44,074.80

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Solution

The fourth proportional to 79,881.39, 110,234.52 and 44,074.80 is: 60,822.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,881.39 : 110,234.52 = 44,074.80 : x
  2. Step 2: Convert to fraction form
    79,881.39/110,234.52 = 44,074.80/x
  3. Step 3: Cross multiply
    79,881.39x = 110,234.52 × 44,074.80
  4. Step 4: Simplify right side
    79,881.39x = 4,858,564,422.10
  5. Step 5: Solve for x
    x = 4,858,564,422.10/79,881.39
  6. Step 6: Final answer
    x = 60,822.23

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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.