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Finding the Fourth Proportional to 80,191.71, 110,652.97 and 44,381.63

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Solution

The fourth proportional to 80,191.71, 110,652.97 and 44,381.63 is: 61,240.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,191.71 : 110,652.97 = 44,381.63 : x
  2. Step 2: Convert to fraction form
    80,191.71/110,652.97 = 44,381.63/x
  3. Step 3: Cross multiply
    80,191.71x = 110,652.97 × 44,381.63
  4. Step 4: Simplify right side
    80,191.71x = 4,910,959,764.68
  5. Step 5: Solve for x
    x = 4,910,959,764.68/80,191.71
  6. Step 6: Final answer
    x = 61,240.24

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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.