Home / 198,619.44-274,096.61-107,975.58

Finding the Fourth Proportional to 198,619.44, 274,096.61 and 107,975.58

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Solution

The fourth proportional to 198,619.44, 274,096.61 and 107,975.58 is: 149,007.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,619.44 : 274,096.61 = 107,975.58 : x
  2. Step 2: Convert to fraction form
    198,619.44/274,096.61 = 107,975.58/x
  3. Step 3: Cross multiply
    198,619.44x = 274,096.61 × 107,975.58
  4. Step 4: Simplify right side
    198,619.44x = 29,595,740,819.75
  5. Step 5: Solve for x
    x = 29,595,740,819.75/198,619.44
  6. Step 6: Final answer
    x = 149,007.27

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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.