Home / 132,669.20-199,003.80-49,558.80

Finding the Fourth Proportional to 132,669.20, 199,003.80 and 49,558.80

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Solution

The fourth proportional to 132,669.20, 199,003.80 and 49,558.80 is: 74,338.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,669.20 : 199,003.80 = 49,558.80 : x
  2. Step 2: Convert to fraction form
    132,669.20/199,003.80 = 49,558.80/x
  3. Step 3: Cross multiply
    132,669.20x = 199,003.80 × 49,558.80
  4. Step 4: Simplify right side
    132,669.20x = 9,862,389,523.44
  5. Step 5: Solve for x
    x = 9,862,389,523.44/132,669.20
  6. Step 6: Final answer
    x = 74,338.20

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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.