Home / 80,318.15-110,839.69-44,508.75

Finding the Fourth Proportional to 80,318.15, 110,839.69 and 44,508.75

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Solution

The fourth proportional to 80,318.15, 110,839.69 and 44,508.75 is: 61,422.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,318.15 : 110,839.69 = 44,508.75 : x
  2. Step 2: Convert to fraction form
    80,318.15/110,839.69 = 44,508.75/x
  3. Step 3: Cross multiply
    80,318.15x = 110,839.69 × 44,508.75
  4. Step 4: Simplify right side
    80,318.15x = 4,933,336,052.29
  5. Step 5: Solve for x
    x = 4,933,336,052.29/80,318.15
  6. Step 6: Final answer
    x = 61,422.43

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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.