Home / 54,561.85-81,851.97-27,919.38

Finding the Fourth Proportional to 54,561.85, 81,851.97 and 27,919.38

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Solution

The fourth proportional to 54,561.85, 81,851.97 and 27,919.38 is: 41,883.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,561.85 : 81,851.97 = 27,919.38 : x
  2. Step 2: Convert to fraction form
    54,561.85/81,851.97 = 27,919.38/x
  3. Step 3: Cross multiply
    54,561.85x = 81,851.97 × 27,919.38
  4. Step 4: Simplify right side
    54,561.85x = 2,285,256,508.77
  5. Step 5: Solve for x
    x = 2,285,256,508.77/54,561.85
  6. Step 6: Final answer
    x = 41,883.78

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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.