Home / 198,891.18-298,336.41-58,748.22

Finding the Fourth Proportional to 198,891.18, 298,336.41 and 58,748.22

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Solution

The fourth proportional to 198,891.18, 298,336.41 and 58,748.22 is: 88,122.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,891.18 : 298,336.41 = 58,748.22 : x
  2. Step 2: Convert to fraction form
    198,891.18/298,336.41 = 58,748.22/x
  3. Step 3: Cross multiply
    198,891.18x = 298,336.41 × 58,748.22
  4. Step 4: Simplify right side
    198,891.18x = 17,526,733,048.69
  5. Step 5: Solve for x
    x = 17,526,733,048.69/198,891.18
  6. Step 6: Final answer
    x = 88,122.22

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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.