Home / 132,311.93-198,498.65-43,566.20

Finding the Fourth Proportional to 132,311.93, 198,498.65 and 43,566.20

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Solution

The fourth proportional to 132,311.93, 198,498.65 and 43,566.20 is: 65,359.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,311.93 : 198,498.65 = 43,566.20 : x
  2. Step 2: Convert to fraction form
    132,311.93/198,498.65 = 43,566.20/x
  3. Step 3: Cross multiply
    132,311.93x = 198,498.65 × 43,566.20
  4. Step 4: Simplify right side
    132,311.93x = 8,647,832,781.29
  5. Step 5: Solve for x
    x = 8,647,832,781.29/132,311.93
  6. Step 6: Final answer
    x = 65,359.43

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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.