Home / 198,746.46-274,296.60-112,736.52

Finding the Fourth Proportional to 198,746.46, 274,296.60 and 112,736.52

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Solution

The fourth proportional to 198,746.46, 274,296.60 and 112,736.52 is: 155,591.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,746.46 : 274,296.60 = 112,736.52 : x
  2. Step 2: Convert to fraction form
    198,746.46/274,296.60 = 112,736.52/x
  3. Step 3: Cross multiply
    198,746.46x = 274,296.60 × 112,736.52
  4. Step 4: Simplify right side
    198,746.46x = 30,923,244,131.83
  5. Step 5: Solve for x
    x = 30,923,244,131.83/198,746.46
  6. Step 6: Final answer
    x = 155,591.42

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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.