Home / 132,977.80-199,418.10-44,234.20

Finding the Fourth Proportional to 132,977.80, 199,418.10 and 44,234.20

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Solution

The fourth proportional to 132,977.80, 199,418.10 and 44,234.20 is: 66,335.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,977.80 : 199,418.10 = 44,234.20 : x
  2. Step 2: Convert to fraction form
    132,977.80/199,418.10 = 44,234.20/x
  3. Step 3: Cross multiply
    132,977.80x = 199,418.10 × 44,234.20
  4. Step 4: Simplify right side
    132,977.80x = 8,821,100,119.02
  5. Step 5: Solve for x
    x = 8,821,100,119.02/132,977.80
  6. Step 6: Final answer
    x = 66,335.13

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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.