Home / 225,721.14-338,582.25-57,241.50

Finding the Fourth Proportional to 225,721.14, 338,582.25 and 57,241.50

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Solution

The fourth proportional to 225,721.14, 338,582.25 and 57,241.50 is: 85,862.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,721.14 : 338,582.25 = 57,241.50 : x
  2. Step 2: Convert to fraction form
    225,721.14/338,582.25 = 57,241.50/x
  3. Step 3: Cross multiply
    225,721.14x = 338,582.25 × 57,241.50
  4. Step 4: Simplify right side
    225,721.14x = 19,380,955,863.38
  5. Step 5: Solve for x
    x = 19,380,955,863.38/225,721.14
  6. Step 6: Final answer
    x = 85,862.39

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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.