Home / 132,348.54-198,479.61-43,581.18

Finding the Fourth Proportional to 132,348.54, 198,479.61 and 43,581.18

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Solution

The fourth proportional to 132,348.54, 198,479.61 and 43,581.18 is: 65,357.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,348.54 : 198,479.61 = 43,581.18 : x
  2. Step 2: Convert to fraction form
    132,348.54/198,479.61 = 43,581.18/x
  3. Step 3: Cross multiply
    132,348.54x = 198,479.61 × 43,581.18
  4. Step 4: Simplify right side
    132,348.54x = 8,649,975,609.74
  5. Step 5: Solve for x
    x = 8,649,975,609.74/132,348.54
  6. Step 6: Final answer
    x = 65,357.54

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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.