Home / 54,167.03-81,278.88-22,169.86

Finding the Fourth Proportional to 54,167.03, 81,278.88 and 22,169.86

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Solution

The fourth proportional to 54,167.03, 81,278.88 and 22,169.86 is: 33,266.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,167.03 : 81,278.88 = 22,169.86 : x
  2. Step 2: Convert to fraction form
    54,167.03/81,278.88 = 22,169.86/x
  3. Step 3: Cross multiply
    54,167.03x = 81,278.88 × 22,169.86
  4. Step 4: Simplify right side
    54,167.03x = 1,801,941,390.56
  5. Step 5: Solve for x
    x = 1,801,941,390.56/54,167.03
  6. Step 6: Final answer
    x = 33,266.39

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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.