Home / 199,135.26-274,806.54-109,711.26

Finding the Fourth Proportional to 199,135.26, 274,806.54 and 109,711.26

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Solution

The fourth proportional to 199,135.26, 274,806.54 and 109,711.26 is: 151,401.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,135.26 : 274,806.54 = 109,711.26 : x
  2. Step 2: Convert to fraction form
    199,135.26/274,806.54 = 109,711.26/x
  3. Step 3: Cross multiply
    199,135.26x = 274,806.54 × 109,711.26
  4. Step 4: Simplify right side
    199,135.26x = 30,149,371,759.64
  5. Step 5: Solve for x
    x = 30,149,371,759.64/199,135.26
  6. Step 6: Final answer
    x = 151,401.47

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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.