Home / 154,965.44-213,951.84-95,384

Finding the Fourth Proportional to 154,965.44, 213,951.84 and 95,384

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Solution

The fourth proportional to 154,965.44, 213,951.84 and 95,384 is: 131,691.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,965.44 : 213,951.84 = 95,384 : x
  2. Step 2: Convert to fraction form
    154,965.44/213,951.84 = 95,384/x
  3. Step 3: Cross multiply
    154,965.44x = 213,951.84 × 95,384
  4. Step 4: Simplify right side
    154,965.44x = 20,407,582,306.56
  5. Step 5: Solve for x
    x = 20,407,582,306.56/154,965.44
  6. Step 6: Final answer
    x = 131,691.18

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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.