Home / 144,826.44-199,872.33-80,315.88

Finding the Fourth Proportional to 144,826.44, 199,872.33 and 80,315.88

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Solution

The fourth proportional to 144,826.44, 199,872.33 and 80,315.88 is: 110,842.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,826.44 : 199,872.33 = 80,315.88 : x
  2. Step 2: Convert to fraction form
    144,826.44/199,872.33 = 80,315.88/x
  3. Step 3: Cross multiply
    144,826.44x = 199,872.33 × 80,315.88
  4. Step 4: Simplify right side
    144,826.44x = 16,052,922,169.70
  5. Step 5: Solve for x
    x = 16,052,922,169.70/144,826.44
  6. Step 6: Final answer
    x = 110,842.48

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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.