Home / 132,935.73-199,343.43-38,144.15

Finding the Fourth Proportional to 132,935.73, 199,343.43 and 38,144.15

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Solution

The fourth proportional to 132,935.73, 199,343.43 and 38,144.15 is: 57,198.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,935.73 : 199,343.43 = 38,144.15 : x
  2. Step 2: Convert to fraction form
    132,935.73/199,343.43 = 38,144.15/x
  3. Step 3: Cross multiply
    132,935.73x = 199,343.43 × 38,144.15
  4. Step 4: Simplify right side
    132,935.73x = 7,603,784,698.72
  5. Step 5: Solve for x
    x = 7,603,784,698.72/132,935.73
  6. Step 6: Final answer
    x = 57,198.95

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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.