Home / 198,996.22-274,613.43-108,352.14

Finding the Fourth Proportional to 198,996.22, 274,613.43 and 108,352.14

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Solution

The fourth proportional to 198,996.22, 274,613.43 and 108,352.14 is: 149,525.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,996.22 : 274,613.43 = 108,352.14 : x
  2. Step 2: Convert to fraction form
    198,996.22/274,613.43 = 108,352.14/x
  3. Step 3: Cross multiply
    198,996.22x = 274,613.43 × 108,352.14
  4. Step 4: Simplify right side
    198,996.22x = 29,754,952,813.24
  5. Step 5: Solve for x
    x = 29,754,952,813.24/198,996.22
  6. Step 6: Final answer
    x = 149,525.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.