Home / 199,218.52-274,921.60-108,574.56

Finding the Fourth Proportional to 199,218.52, 274,921.60 and 108,574.56

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Solution

The fourth proportional to 199,218.52, 274,921.60 and 108,574.56 is: 149,832.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,218.52 : 274,921.60 = 108,574.56 : x
  2. Step 2: Convert to fraction form
    199,218.52/274,921.60 = 108,574.56/x
  3. Step 3: Cross multiply
    199,218.52x = 274,921.60 × 108,574.56
  4. Step 4: Simplify right side
    199,218.52x = 29,849,491,754.50
  5. Step 5: Solve for x
    x = 29,849,491,754.50/199,218.52
  6. Step 6: Final answer
    x = 149,832.92

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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.