Home / 252,872.09-348,949.49-145,443.92

Finding the Fourth Proportional to 252,872.09, 348,949.49 and 145,443.92

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Solution

The fourth proportional to 252,872.09, 348,949.49 and 145,443.92 is: 200,704.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,872.09 : 348,949.49 = 145,443.92 : x
  2. Step 2: Convert to fraction form
    252,872.09/348,949.49 = 145,443.92/x
  3. Step 3: Cross multiply
    252,872.09x = 348,949.49 × 145,443.92
  4. Step 4: Simplify right side
    252,872.09x = 50,752,581,198.47
  5. Step 5: Solve for x
    x = 50,752,581,198.47/252,872.09
  6. Step 6: Final answer
    x = 200,704.56

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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.