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Finding the Fourth Proportional to 54,016.20, 80,981.10 and 22,825.80

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Solution

The fourth proportional to 54,016.20, 80,981.10 and 22,825.80 is: 34,220.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,016.20 : 80,981.10 = 22,825.80 : x
  2. Step 2: Convert to fraction form
    54,016.20/80,981.10 = 22,825.80/x
  3. Step 3: Cross multiply
    54,016.20x = 80,981.10 × 22,825.80
  4. Step 4: Simplify right side
    54,016.20x = 1,848,458,392.38
  5. Step 5: Solve for x
    x = 1,848,458,392.38/54,016.20
  6. Step 6: Final answer
    x = 34,220.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.