Home / 198,884.26-274,466.45-112,846.88

Finding the Fourth Proportional to 198,884.26, 274,466.45 and 112,846.88

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Solution

The fourth proportional to 198,884.26, 274,466.45 and 112,846.88 is: 155,732.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,884.26 : 274,466.45 = 112,846.88 : x
  2. Step 2: Convert to fraction form
    198,884.26/274,466.45 = 112,846.88/x
  3. Step 3: Cross multiply
    198,884.26x = 274,466.45 × 112,846.88
  4. Step 4: Simplify right side
    198,884.26x = 30,972,683,584.05
  5. Step 5: Solve for x
    x = 30,972,683,584.05/198,884.26
  6. Step 6: Final answer
    x = 155,732.20

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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.