Home / 199,212.52-274,913.32-108,568.56

Finding the Fourth Proportional to 199,212.52, 274,913.32 and 108,568.56

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Solution

The fourth proportional to 199,212.52, 274,913.32 and 108,568.56 is: 149,824.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,212.52 : 274,913.32 = 108,568.56 : x
  2. Step 2: Convert to fraction form
    199,212.52/274,913.32 = 108,568.56/x
  3. Step 3: Cross multiply
    199,212.52x = 274,913.32 × 108,568.56
  4. Step 4: Simplify right side
    199,212.52x = 29,846,943,277.22
  5. Step 5: Solve for x
    x = 29,846,943,277.22/199,212.52
  6. Step 6: Final answer
    x = 149,824.64

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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.