Home / 199,255.75-274,969.38-108,612.50

Finding the Fourth Proportional to 199,255.75, 274,969.38 and 108,612.50

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Solution

The fourth proportional to 199,255.75, 274,969.38 and 108,612.50 is: 149,883.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,255.75 : 274,969.38 = 108,612.50 : x
  2. Step 2: Convert to fraction form
    199,255.75/274,969.38 = 108,612.50/x
  3. Step 3: Cross multiply
    199,255.75x = 274,969.38 × 108,612.50
  4. Step 4: Simplify right side
    199,255.75x = 29,865,110,817.70
  5. Step 5: Solve for x
    x = 29,865,110,817.70/199,255.75
  6. Step 6: Final answer
    x = 149,883.31

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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.