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Finding the Fourth Proportional to 192,380.80, 288,052.80 and 150,908.80

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Solution

The fourth proportional to 192,380.80, 288,052.80 and 150,908.80 is: 225,956.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,380.80 : 288,052.80 = 150,908.80 : x
  2. Step 2: Convert to fraction form
    192,380.80/288,052.80 = 150,908.80/x
  3. Step 3: Cross multiply
    192,380.80x = 288,052.80 × 150,908.80
  4. Step 4: Simplify right side
    192,380.80x = 43,469,702,384.64
  5. Step 5: Solve for x
    x = 43,469,702,384.64/192,380.80
  6. Step 6: Final answer
    x = 225,956.55

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1.5x scale

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.