Home / 199,198.67-274,886.17-108,552.70

Finding the Fourth Proportional to 199,198.67, 274,886.17 and 108,552.70

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Solution

The fourth proportional to 199,198.67, 274,886.17 and 108,552.70 is: 149,798.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,198.67 : 274,886.17 = 108,552.70 : x
  2. Step 2: Convert to fraction form
    199,198.67/274,886.17 = 108,552.70/x
  3. Step 3: Cross multiply
    199,198.67x = 274,886.17 × 108,552.70
  4. Step 4: Simplify right side
    199,198.67x = 29,839,635,946.16
  5. Step 5: Solve for x
    x = 29,839,635,946.16/199,198.67
  6. Step 6: Final answer
    x = 149,798.37

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1.5x scale

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.