Home / 54,167.54-81,279.64-22,170.36

Finding the Fourth Proportional to 54,167.54, 81,279.64 and 22,170.36

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Solution

The fourth proportional to 54,167.54, 81,279.64 and 22,170.36 is: 33,267.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,167.54 : 81,279.64 = 22,170.36 : x
  2. Step 2: Convert to fraction form
    54,167.54/81,279.64 = 22,170.36/x
  3. Step 3: Cross multiply
    54,167.54x = 81,279.64 × 22,170.36
  4. Step 4: Simplify right side
    54,167.54x = 1,801,998,879.47
  5. Step 5: Solve for x
    x = 1,801,998,879.47/54,167.54
  6. Step 6: Final answer
    x = 33,267.14

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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.