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Finding the Fourth Proportional to 80,246.39, 110,731.01 and 44,427.42

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Solution

The fourth proportional to 80,246.39, 110,731.01 and 44,427.42 is: 61,304.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,246.39 : 110,731.01 = 44,427.42 : x
  2. Step 2: Convert to fraction form
    80,246.39/110,731.01 = 44,427.42/x
  3. Step 3: Cross multiply
    80,246.39x = 110,731.01 × 44,427.42
  4. Step 4: Simplify right side
    80,246.39x = 4,919,492,866.16
  5. Step 5: Solve for x
    x = 4,919,492,866.16/80,246.39
  6. Step 6: Final answer
    x = 61,304.85

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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.