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Finding the Fourth Proportional to 239,674.30, 330,757.45 and 132,251.25

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Solution

The fourth proportional to 239,674.30, 330,757.45 and 132,251.25 is: 182,510.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,674.30 : 330,757.45 = 132,251.25 : x
  2. Step 2: Convert to fraction form
    239,674.30/330,757.45 = 132,251.25/x
  3. Step 3: Cross multiply
    239,674.30x = 330,757.45 × 132,251.25
  4. Step 4: Simplify right side
    239,674.30x = 43,743,084,555.53
  5. Step 5: Solve for x
    x = 43,743,084,555.53/239,674.30
  6. Step 6: Final answer
    x = 182,510.54

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1.5x scale

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.