Home / 239,736.75-330,827.05-132,305.39

Finding the Fourth Proportional to 239,736.75, 330,827.05 and 132,305.39

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Solution

The fourth proportional to 239,736.75, 330,827.05 and 132,305.39 is: 182,576.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,736.75 : 330,827.05 = 132,305.39 : x
  2. Step 2: Convert to fraction form
    239,736.75/330,827.05 = 132,305.39/x
  3. Step 3: Cross multiply
    239,736.75x = 330,827.05 × 132,305.39
  4. Step 4: Simplify right side
    239,736.75x = 43,770,201,872.80
  5. Step 5: Solve for x
    x = 43,770,201,872.80/239,736.75
  6. Step 6: Final answer
    x = 182,576.10

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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.