Home / 199,977.59-275,974.29-109,337.38

Finding the Fourth Proportional to 199,977.59, 275,974.29 and 109,337.38

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Solution

The fourth proportional to 199,977.59, 275,974.29 and 109,337.38 is: 150,888.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,977.59 : 275,974.29 = 109,337.38 : x
  2. Step 2: Convert to fraction form
    199,977.59/275,974.29 = 109,337.38/x
  3. Step 3: Cross multiply
    199,977.59x = 275,974.29 × 109,337.38
  4. Step 4: Simplify right side
    199,977.59x = 30,174,305,126.02
  5. Step 5: Solve for x
    x = 30,174,305,126.02/199,977.59
  6. Step 6: Final answer
    x = 150,888.43

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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.