Home / 132,198.18-198,494.07-53,466.18

Finding the Fourth Proportional to 132,198.18, 198,494.07 and 53,466.18

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Solution

The fourth proportional to 132,198.18, 198,494.07 and 53,466.18 is: 80,278.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,198.18 : 198,494.07 = 53,466.18 : x
  2. Step 2: Convert to fraction form
    132,198.18/198,494.07 = 53,466.18/x
  3. Step 3: Cross multiply
    132,198.18x = 198,494.07 × 53,466.18
  4. Step 4: Simplify right side
    132,198.18x = 10,612,719,675.55
  5. Step 5: Solve for x
    x = 10,612,719,675.55/132,198.18
  6. Step 6: Final answer
    x = 80,278.86

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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.