Home / 239,169.12-327,663.30-230,200.80

Finding the Fourth Proportional to 239,169.12, 327,663.30 and 230,200.80

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Solution

The fourth proportional to 239,169.12, 327,663.30 and 230,200.80 is: 315,376.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,169.12 : 327,663.30 = 230,200.80 : x
  2. Step 2: Convert to fraction form
    239,169.12/327,663.30 = 230,200.80/x
  3. Step 3: Cross multiply
    239,169.12x = 327,663.30 × 230,200.80
  4. Step 4: Simplify right side
    239,169.12x = 75,428,353,790.64
  5. Step 5: Solve for x
    x = 75,428,353,790.64/239,169.12
  6. Step 6: Final answer
    x = 315,376.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.