Home / 199,936.96-275,912.38-109,292.95

Finding the Fourth Proportional to 199,936.96, 275,912.38 and 109,292.95

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Solution

The fourth proportional to 199,936.96, 275,912.38 and 109,292.95 is: 150,823.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,936.96 : 275,912.38 = 109,292.95 : x
  2. Step 2: Convert to fraction form
    199,936.96/275,912.38 = 109,292.95/x
  3. Step 3: Cross multiply
    199,936.96x = 275,912.38 × 109,292.95
  4. Step 4: Simplify right side
    199,936.96x = 30,155,276,266.45
  5. Step 5: Solve for x
    x = 30,155,276,266.45/199,936.96
  6. Step 6: Final answer
    x = 150,823.92

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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.