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Finding the Fourth Proportional to 199,952.61, 275,941.26 and 109,306.59

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Solution

The fourth proportional to 199,952.61, 275,941.26 and 109,306.59 is: 150,846.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,952.61 : 275,941.26 = 109,306.59 : x
  2. Step 2: Convert to fraction form
    199,952.61/275,941.26 = 109,306.59/x
  3. Step 3: Cross multiply
    199,952.61x = 275,941.26 × 109,306.59
  4. Step 4: Simplify right side
    199,952.61x = 30,162,198,170.90
  5. Step 5: Solve for x
    x = 30,162,198,170.90/199,952.61
  6. Step 6: Final answer
    x = 150,846.73

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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.