Home / 132,528.54-198,648.22-65,106.97

Finding the Fourth Proportional to 132,528.54, 198,648.22 and 65,106.97

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Solution

The fourth proportional to 132,528.54, 198,648.22 and 65,106.97 is: 97,589.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,528.54 : 198,648.22 = 65,106.97 : x
  2. Step 2: Convert to fraction form
    132,528.54/198,648.22 = 65,106.97/x
  3. Step 3: Cross multiply
    132,528.54x = 198,648.22 × 65,106.97
  4. Step 4: Simplify right side
    132,528.54x = 12,933,383,700.09
  5. Step 5: Solve for x
    x = 12,933,383,700.09/132,528.54
  6. Step 6: Final answer
    x = 97,589.42

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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.