Home / 372,942.27-559,468.53-136,229.61

Finding the Fourth Proportional to 372,942.27, 559,468.53 and 136,229.61

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Solution

The fourth proportional to 372,942.27, 559,468.53 and 136,229.61 is: 204,364.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,942.27 : 559,468.53 = 136,229.61 : x
  2. Step 2: Convert to fraction form
    372,942.27/559,468.53 = 136,229.61/x
  3. Step 3: Cross multiply
    372,942.27x = 559,468.53 × 136,229.61
  4. Step 4: Simplify right side
    372,942.27x = 76,216,179,649.17
  5. Step 5: Solve for x
    x = 76,216,179,649.17/372,942.27
  6. Step 6: Final answer
    x = 204,364.55

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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.