Home / 378,669.53-567,605.55-125,882.18

Finding the Fourth Proportional to 378,669.53, 567,605.55 and 125,882.18

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Solution

The fourth proportional to 378,669.53, 567,605.55 and 125,882.18 is: 188,690.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,669.53 : 567,605.55 = 125,882.18 : x
  2. Step 2: Convert to fraction form
    378,669.53/567,605.55 = 125,882.18/x
  3. Step 3: Cross multiply
    378,669.53x = 567,605.55 × 125,882.18
  4. Step 4: Simplify right side
    378,669.53x = 71,451,421,176.07
  5. Step 5: Solve for x
    x = 71,451,421,176.07/378,669.53
  6. Step 6: Final answer
    x = 188,690.71

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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.