Home / 132,230.52-182,480.31-71,801.28

Finding the Fourth Proportional to 132,230.52, 182,480.31 and 71,801.28

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Solution

The fourth proportional to 132,230.52, 182,480.31 and 71,801.28 is: 99,086.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,230.52 : 182,480.31 = 71,801.28 : x
  2. Step 2: Convert to fraction form
    132,230.52/182,480.31 = 71,801.28/x
  3. Step 3: Cross multiply
    132,230.52x = 182,480.31 × 71,801.28
  4. Step 4: Simplify right side
    132,230.52x = 13,102,319,832.80
  5. Step 5: Solve for x
    x = 13,102,319,832.80/132,230.52
  6. Step 6: Final answer
    x = 99,086.96

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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.