Home / 199,947.59-275,928.22-109,304.64

Finding the Fourth Proportional to 199,947.59, 275,928.22 and 109,304.64

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Solution

The fourth proportional to 199,947.59, 275,928.22 and 109,304.64 is: 150,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,947.59 : 275,928.22 = 109,304.64 : x
  2. Step 2: Convert to fraction form
    199,947.59/275,928.22 = 109,304.64/x
  3. Step 3: Cross multiply
    199,947.59x = 275,928.22 × 109,304.64
  4. Step 4: Simplify right side
    199,947.59x = 30,160,234,889.57
  5. Step 5: Solve for x
    x = 30,160,234,889.57/199,947.59
  6. Step 6: Final answer
    x = 150,840.70

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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.