Home / 263,635.32-395,371.08-95,133.78

Finding the Fourth Proportional to 263,635.32, 395,371.08 and 95,133.78

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Solution

The fourth proportional to 263,635.32, 395,371.08 and 95,133.78 is: 142,671.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,635.32 : 395,371.08 = 95,133.78 : x
  2. Step 2: Convert to fraction form
    263,635.32/395,371.08 = 95,133.78/x
  3. Step 3: Cross multiply
    263,635.32x = 395,371.08 × 95,133.78
  4. Step 4: Simplify right side
    263,635.32x = 37,613,145,343.08
  5. Step 5: Solve for x
    x = 37,613,145,343.08/263,635.32
  6. Step 6: Final answer
    x = 142,671.12

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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.