Home / 49,197.20-73,787.88-14,128.88

Finding the Fourth Proportional to 49,197.20, 73,787.88 and 14,128.88

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Solution

The fourth proportional to 49,197.20, 73,787.88 and 14,128.88 is: 21,191.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,197.20 : 73,787.88 = 14,128.88 : x
  2. Step 2: Convert to fraction form
    49,197.20/73,787.88 = 14,128.88/x
  3. Step 3: Cross multiply
    49,197.20x = 73,787.88 × 14,128.88
  4. Step 4: Simplify right side
    49,197.20x = 1,042,540,101.97
  5. Step 5: Solve for x
    x = 1,042,540,101.97/49,197.20
  6. Step 6: Final answer
    x = 21,191.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.