Home / 239,540.72-330,581.32-132,110.96

Finding the Fourth Proportional to 239,540.72, 330,581.32 and 132,110.96

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Solution

The fourth proportional to 239,540.72, 330,581.32 and 132,110.96 is: 182,321.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,540.72 : 330,581.32 = 132,110.96 : x
  2. Step 2: Convert to fraction form
    239,540.72/330,581.32 = 132,110.96/x
  3. Step 3: Cross multiply
    239,540.72x = 330,581.32 × 132,110.96
  4. Step 4: Simplify right side
    239,540.72x = 43,673,413,560.08
  5. Step 5: Solve for x
    x = 43,673,413,560.08/239,540.72
  6. Step 6: Final answer
    x = 182,321.46

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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.