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Finding the Fourth Proportional to 239,608.77, 330,658.25 and 132,183.33

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Solution

The fourth proportional to 239,608.77, 330,658.25 and 132,183.33 is: 182,411.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,608.77 : 330,658.25 = 132,183.33 : x
  2. Step 2: Convert to fraction form
    239,608.77/330,658.25 = 132,183.33/x
  3. Step 3: Cross multiply
    239,608.77x = 330,658.25 × 132,183.33
  4. Step 4: Simplify right side
    239,608.77x = 43,707,507,419.62
  5. Step 5: Solve for x
    x = 43,707,507,419.62/239,608.77
  6. Step 6: Final answer
    x = 182,411.97

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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.