Home / 132,709.27-199,063.92-39,207.73

Finding the Fourth Proportional to 132,709.27, 199,063.92 and 39,207.73

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Solution

The fourth proportional to 132,709.27, 199,063.92 and 39,207.73 is: 58,811.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,709.27 : 199,063.92 = 39,207.73 : x
  2. Step 2: Convert to fraction form
    132,709.27/199,063.92 = 39,207.73/x
  3. Step 3: Cross multiply
    132,709.27x = 199,063.92 × 39,207.73
  4. Step 4: Simplify right side
    132,709.27x = 7,804,844,428.10
  5. Step 5: Solve for x
    x = 7,804,844,428.10/132,709.27
  6. Step 6: Final answer
    x = 58,811.60

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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.