Home / 199,046.30-274,684.19-108,402.66

Finding the Fourth Proportional to 199,046.30, 274,684.19 and 108,402.66

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Solution

The fourth proportional to 199,046.30, 274,684.19 and 108,402.66 is: 149,595.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,046.30 : 274,684.19 = 108,402.66 : x
  2. Step 2: Convert to fraction form
    199,046.30/274,684.19 = 108,402.66/x
  3. Step 3: Cross multiply
    199,046.30x = 274,684.19 × 108,402.66
  4. Step 4: Simplify right side
    199,046.30x = 29,776,496,313.93
  5. Step 5: Solve for x
    x = 29,776,496,313.93/199,046.30
  6. Step 6: Final answer
    x = 149,595.83

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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.