Home / 198,568.24-274,017.46-113,668.90

Finding the Fourth Proportional to 198,568.24, 274,017.46 and 113,668.90

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Solution

The fourth proportional to 198,568.24, 274,017.46 and 113,668.90 is: 156,859.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,568.24 : 274,017.46 = 113,668.90 : x
  2. Step 2: Convert to fraction form
    198,568.24/274,017.46 = 113,668.90/x
  3. Step 3: Cross multiply
    198,568.24x = 274,017.46 × 113,668.90
  4. Step 4: Simplify right side
    198,568.24x = 31,147,263,258.99
  5. Step 5: Solve for x
    x = 31,147,263,258.99/198,568.24
  6. Step 6: Final answer
    x = 156,859.24

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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.