Home / 270,134.28-372,786.48-147,629.14

Finding the Fourth Proportional to 270,134.28, 372,786.48 and 147,629.14

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Solution

The fourth proportional to 270,134.28, 372,786.48 and 147,629.14 is: 203,728.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,134.28 : 372,786.48 = 147,629.14 : x
  2. Step 2: Convert to fraction form
    270,134.28/372,786.48 = 147,629.14/x
  3. Step 3: Cross multiply
    270,134.28x = 372,786.48 × 147,629.14
  4. Step 4: Simplify right side
    270,134.28x = 55,034,147,446.03
  5. Step 5: Solve for x
    x = 55,034,147,446.03/270,134.28
  6. Step 6: Final answer
    x = 203,728.85

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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.