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Finding the Fourth Proportional to 80,195.87, 110,676.78 and 44,397.32

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Solution

The fourth proportional to 80,195.87, 110,676.78 and 44,397.32 is: 61,271.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,195.87 : 110,676.78 = 44,397.32 : x
  2. Step 2: Convert to fraction form
    80,195.87/110,676.78 = 44,397.32/x
  3. Step 3: Cross multiply
    80,195.87x = 110,676.78 × 44,397.32
  4. Step 4: Simplify right side
    80,195.87x = 4,913,751,864.85
  5. Step 5: Solve for x
    x = 4,913,751,864.85/80,195.87
  6. Step 6: Final answer
    x = 61,271.88

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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.