Home / 132,326.11-182,540.10-83,842.48

Finding the Fourth Proportional to 132,326.11, 182,540.10 and 83,842.48

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Solution

The fourth proportional to 132,326.11, 182,540.10 and 83,842.48 is: 115,658.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,326.11 : 182,540.10 = 83,842.48 : x
  2. Step 2: Convert to fraction form
    132,326.11/182,540.10 = 83,842.48/x
  3. Step 3: Cross multiply
    132,326.11x = 182,540.10 × 83,842.48
  4. Step 4: Simplify right side
    132,326.11x = 15,304,614,683.45
  5. Step 5: Solve for x
    x = 15,304,614,683.45/132,326.11
  6. Step 6: Final answer
    x = 115,658.31

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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.