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Finding the Fourth Proportional to 263,832.66, 395,745.21 and 64,152.54

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Solution

The fourth proportional to 263,832.66, 395,745.21 and 64,152.54 is: 96,227.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,832.66 : 395,745.21 = 64,152.54 : x
  2. Step 2: Convert to fraction form
    263,832.66/395,745.21 = 64,152.54/x
  3. Step 3: Cross multiply
    263,832.66x = 395,745.21 × 64,152.54
  4. Step 4: Simplify right side
    263,832.66x = 25,388,060,414.33
  5. Step 5: Solve for x
    x = 25,388,060,414.33/263,832.66
  6. Step 6: Final answer
    x = 96,227.89

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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.