Home / 199,259.69-274,974.82-108,616.43

Finding the Fourth Proportional to 199,259.69, 274,974.82 and 108,616.43

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Solution

The fourth proportional to 199,259.69, 274,974.82 and 108,616.43 is: 149,888.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,259.69 : 274,974.82 = 108,616.43 : x
  2. Step 2: Convert to fraction form
    199,259.69/274,974.82 = 108,616.43/x
  3. Step 3: Cross multiply
    199,259.69x = 274,974.82 × 108,616.43
  4. Step 4: Simplify right side
    199,259.69x = 29,866,783,704.19
  5. Step 5: Solve for x
    x = 29,866,783,704.19/199,259.69
  6. Step 6: Final answer
    x = 149,888.74

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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.