Home / 252,414.28-348,304.79-139,237.02

Finding the Fourth Proportional to 252,414.28, 348,304.79 and 139,237.02

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Solution

The fourth proportional to 252,414.28, 348,304.79 and 139,237.02 is: 192,132.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,414.28 : 348,304.79 = 139,237.02 : x
  2. Step 2: Convert to fraction form
    252,414.28/348,304.79 = 139,237.02/x
  3. Step 3: Cross multiply
    252,414.28x = 348,304.79 × 139,237.02
  4. Step 4: Simplify right side
    252,414.28x = 48,496,921,011.33
  5. Step 5: Solve for x
    x = 48,496,921,011.33/252,414.28
  6. Step 6: Final answer
    x = 192,132.24

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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.