Home / 88,003.18-131,935.11-31,834.54

Finding the Fourth Proportional to 88,003.18, 131,935.11 and 31,834.54

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Solution

The fourth proportional to 88,003.18, 131,935.11 and 31,834.54 is: 47,726.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,003.18 : 131,935.11 = 31,834.54 : x
  2. Step 2: Convert to fraction form
    88,003.18/131,935.11 = 31,834.54/x
  3. Step 3: Cross multiply
    88,003.18x = 131,935.11 × 31,834.54
  4. Step 4: Simplify right side
    88,003.18x = 4,200,093,536.70
  5. Step 5: Solve for x
    x = 4,200,093,536.70/88,003.18
  6. Step 6: Final answer
    x = 47,726.61

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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.