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Finding the Fourth Proportional to 79,876.92, 110,229.84 and 44,069.16

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Solution

The fourth proportional to 79,876.92, 110,229.84 and 44,069.16 is: 60,815.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,876.92 : 110,229.84 = 44,069.16 : x
  2. Step 2: Convert to fraction form
    79,876.92/110,229.84 = 44,069.16/x
  3. Step 3: Cross multiply
    79,876.92x = 110,229.84 × 44,069.16
  4. Step 4: Simplify right side
    79,876.92x = 4,857,736,455.73
  5. Step 5: Solve for x
    x = 4,857,736,455.73/79,876.92
  6. Step 6: Final answer
    x = 60,815.27

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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.