Home / 54,132.86-81,180.78-27,468.56

Finding the Fourth Proportional to 54,132.86, 81,180.78 and 27,468.56

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Solution

The fourth proportional to 54,132.86, 81,180.78 and 27,468.56 is: 41,193.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,132.86 : 81,180.78 = 27,468.56 : x
  2. Step 2: Convert to fraction form
    54,132.86/81,180.78 = 27,468.56/x
  3. Step 3: Cross multiply
    54,132.86x = 81,180.78 × 27,468.56
  4. Step 4: Simplify right side
    54,132.86x = 2,229,919,126.28
  5. Step 5: Solve for x
    x = 2,229,919,126.28/54,132.86
  6. Step 6: Final answer
    x = 41,193.45

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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.