Home / 240,147.20-360,228.10-82,373.38

Finding the Fourth Proportional to 240,147.20, 360,228.10 and 82,373.38

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Solution

The fourth proportional to 240,147.20, 360,228.10 and 82,373.38 is: 123,562.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,147.20 : 360,228.10 = 82,373.38 : x
  2. Step 2: Convert to fraction form
    240,147.20/360,228.10 = 82,373.38/x
  3. Step 3: Cross multiply
    240,147.20x = 360,228.10 × 82,373.38
  4. Step 4: Simplify right side
    240,147.20x = 29,673,206,167.98
  5. Step 5: Solve for x
    x = 29,673,206,167.98/240,147.20
  6. Step 6: Final answer
    x = 123,562.57

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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.