Home / 198,852.75-274,371.32-112,791.18

Finding the Fourth Proportional to 198,852.75, 274,371.32 and 112,791.18

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Solution

The fourth proportional to 198,852.75, 274,371.32 and 112,791.18 is: 155,626.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,852.75 : 274,371.32 = 112,791.18 : x
  2. Step 2: Convert to fraction form
    198,852.75/274,371.32 = 112,791.18/x
  3. Step 3: Cross multiply
    198,852.75x = 274,371.32 × 112,791.18
  4. Step 4: Simplify right side
    198,852.75x = 30,946,664,377.00
  5. Step 5: Solve for x
    x = 30,946,664,377.00/198,852.75
  6. Step 6: Final answer
    x = 155,626.03

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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.