Home / 132,279.31-198,538.36-89,481.24

Finding the Fourth Proportional to 132,279.31, 198,538.36 and 89,481.24

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Solution

The fourth proportional to 132,279.31, 198,538.36 and 89,481.24 is: 134,302.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,279.31 : 198,538.36 = 89,481.24 : x
  2. Step 2: Convert to fraction form
    132,279.31/198,538.36 = 89,481.24/x
  3. Step 3: Cross multiply
    132,279.31x = 198,538.36 × 89,481.24
  4. Step 4: Simplify right side
    132,279.31x = 17,765,458,416.66
  5. Step 5: Solve for x
    x = 17,765,458,416.66/132,279.31
  6. Step 6: Final answer
    x = 134,302.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.