Home / 268,042.44-369,882-147,183.24

Finding the Fourth Proportional to 268,042.44, 369,882 and 147,183.24

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Solution

The fourth proportional to 268,042.44, 369,882 and 147,183.24 is: 203,103.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,042.44 : 369,882 = 147,183.24 : x
  2. Step 2: Convert to fraction form
    268,042.44/369,882 = 147,183.24/x
  3. Step 3: Cross multiply
    268,042.44x = 369,882 × 147,183.24
  4. Step 4: Simplify right side
    268,042.44x = 54,440,431,177.68
  5. Step 5: Solve for x
    x = 54,440,431,177.68/268,042.44
  6. Step 6: Final answer
    x = 203,103.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.