Home / 276,305.38-414,458.07-98,801.62

Finding the Fourth Proportional to 276,305.38, 414,458.07 and 98,801.62

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Solution

The fourth proportional to 276,305.38, 414,458.07 and 98,801.62 is: 148,202.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,305.38 : 414,458.07 = 98,801.62 : x
  2. Step 2: Convert to fraction form
    276,305.38/414,458.07 = 98,801.62/x
  3. Step 3: Cross multiply
    276,305.38x = 414,458.07 × 98,801.62
  4. Step 4: Simplify right side
    276,305.38x = 40,949,129,662.75
  5. Step 5: Solve for x
    x = 40,949,129,662.75/276,305.38
  6. Step 6: Final answer
    x = 148,202.43

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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.