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Finding the Fourth Proportional to 80,126.28, 110,573.71 and 44,314.97

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Solution

The fourth proportional to 80,126.28, 110,573.71 and 44,314.97 is: 61,154.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,126.28 : 110,573.71 = 44,314.97 : x
  2. Step 2: Convert to fraction form
    80,126.28/110,573.71 = 44,314.97/x
  3. Step 3: Cross multiply
    80,126.28x = 110,573.71 × 44,314.97
  4. Step 4: Simplify right side
    80,126.28x = 4,900,069,977.78
  5. Step 5: Solve for x
    x = 4,900,069,977.78/80,126.28
  6. Step 6: Final answer
    x = 61,154.34

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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.