Home / 204,738.44-307,441.02-126,350.96

Finding the Fourth Proportional to 204,738.44, 307,441.02 and 126,350.96

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Solution

The fourth proportional to 204,738.44, 307,441.02 and 126,350.96 is: 189,732.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,738.44 : 307,441.02 = 126,350.96 : x
  2. Step 2: Convert to fraction form
    204,738.44/307,441.02 = 126,350.96/x
  3. Step 3: Cross multiply
    204,738.44x = 307,441.02 × 126,350.96
  4. Step 4: Simplify right side
    204,738.44x = 38,845,468,020.38
  5. Step 5: Solve for x
    x = 38,845,468,020.38/204,738.44
  6. Step 6: Final answer
    x = 189,732.17

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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.