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Finding the Fourth Proportional to 80,399.46, 110,958.06 and 44,601

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Solution

The fourth proportional to 80,399.46, 110,958.06 and 44,601 is: 61,553.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,399.46 : 110,958.06 = 44,601 : x
  2. Step 2: Convert to fraction form
    80,399.46/110,958.06 = 44,601/x
  3. Step 3: Cross multiply
    80,399.46x = 110,958.06 × 44,601
  4. Step 4: Simplify right side
    80,399.46x = 4,948,840,434.06
  5. Step 5: Solve for x
    x = 4,948,840,434.06/80,399.46
  6. Step 6: Final answer
    x = 61,553.16

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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.