Home / 132,727.44-199,155-82,794.72

Finding the Fourth Proportional to 132,727.44, 199,155 and 82,794.72

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Solution

The fourth proportional to 132,727.44, 199,155 and 82,794.72 is: 124,231.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,727.44 : 199,155 = 82,794.72 : x
  2. Step 2: Convert to fraction form
    132,727.44/199,155 = 82,794.72/x
  3. Step 3: Cross multiply
    132,727.44x = 199,155 × 82,794.72
  4. Step 4: Simplify right side
    132,727.44x = 16,488,982,461.60
  5. Step 5: Solve for x
    x = 16,488,982,461.60/132,727.44
  6. Step 6: Final answer
    x = 124,231.90

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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.