Home / 225,624.87-338,437.82-57,145.23

Finding the Fourth Proportional to 225,624.87, 338,437.82 and 57,145.23

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Solution

The fourth proportional to 225,624.87, 338,437.82 and 57,145.23 is: 85,717.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,624.87 : 338,437.82 = 57,145.23 : x
  2. Step 2: Convert to fraction form
    225,624.87/338,437.82 = 57,145.23/x
  3. Step 3: Cross multiply
    225,624.87x = 338,437.82 × 57,145.23
  4. Step 4: Simplify right side
    225,624.87x = 19,340,107,207.46
  5. Step 5: Solve for x
    x = 19,340,107,207.46/225,624.87
  6. Step 6: Final answer
    x = 85,717.98

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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.