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Finding the Fourth Proportional to 239,735.75, 330,825.67 and 132,304.39

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Solution

The fourth proportional to 239,735.75, 330,825.67 and 132,304.39 is: 182,574.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,735.75 : 330,825.67 = 132,304.39 : x
  2. Step 2: Convert to fraction form
    239,735.75/330,825.67 = 132,304.39/x
  3. Step 3: Cross multiply
    239,735.75x = 330,825.67 × 132,304.39
  4. Step 4: Simplify right side
    239,735.75x = 43,769,687,307.87
  5. Step 5: Solve for x
    x = 43,769,687,307.87/239,735.75
  6. Step 6: Final answer
    x = 182,574.72

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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.