Home / 54,251.10-81,311.85-27,942.30

Finding the Fourth Proportional to 54,251.10, 81,311.85 and 27,942.30

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Solution

The fourth proportional to 54,251.10, 81,311.85 and 27,942.30 is: 41,880.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,251.10 : 81,311.85 = 27,942.30 : x
  2. Step 2: Convert to fraction form
    54,251.10/81,311.85 = 27,942.30/x
  3. Step 3: Cross multiply
    54,251.10x = 81,311.85 × 27,942.30
  4. Step 4: Simplify right side
    54,251.10x = 2,272,040,106.26
  5. Step 5: Solve for x
    x = 2,272,040,106.26/54,251.10
  6. Step 6: Final answer
    x = 41,880.07

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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.