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Finding the Fourth Proportional to 239,713.70, 330,804.59 and 132,283.73

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Solution

The fourth proportional to 239,713.70, 330,804.59 and 132,283.73 is: 182,551.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,713.70 : 330,804.59 = 132,283.73 : x
  2. Step 2: Convert to fraction form
    239,713.70/330,804.59 = 132,283.73/x
  3. Step 3: Cross multiply
    239,713.70x = 330,804.59 × 132,283.73
  4. Step 4: Simplify right side
    239,713.70x = 43,760,062,750.88
  5. Step 5: Solve for x
    x = 43,760,062,750.88/239,713.70
  6. Step 6: Final answer
    x = 182,551.37

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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.