Home / 263,534.25-395,375.28-105,873.42

Finding the Fourth Proportional to 263,534.25, 395,375.28 and 105,873.42

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Solution

The fourth proportional to 263,534.25, 395,375.28 and 105,873.42 is: 158,839.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,534.25 : 395,375.28 = 105,873.42 : x
  2. Step 2: Convert to fraction form
    263,534.25/395,375.28 = 105,873.42/x
  3. Step 3: Cross multiply
    263,534.25x = 395,375.28 × 105,873.42
  4. Step 4: Simplify right side
    263,534.25x = 41,859,733,077.06
  5. Step 5: Solve for x
    x = 41,859,733,077.06/263,534.25
  6. Step 6: Final answer
    x = 158,839.82

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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.