Home / 263,631.38-395,447.67-95,270.63

Finding the Fourth Proportional to 263,631.38, 395,447.67 and 95,270.63

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Solution

The fourth proportional to 263,631.38, 395,447.67 and 95,270.63 is: 142,906.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,631.38 : 395,447.67 = 95,270.63 : x
  2. Step 2: Convert to fraction form
    263,631.38/395,447.67 = 95,270.63/x
  3. Step 3: Cross multiply
    263,631.38x = 395,447.67 × 95,270.63
  4. Step 4: Simplify right side
    263,631.38x = 37,674,548,900.09
  5. Step 5: Solve for x
    x = 37,674,548,900.09/263,631.38
  6. Step 6: Final answer
    x = 142,906.16

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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.