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Finding the Fourth Proportional to 268,672.64, 403,057.92 and 110,813.44

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Solution

The fourth proportional to 268,672.64, 403,057.92 and 110,813.44 is: 166,240.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,672.64 : 403,057.92 = 110,813.44 : x
  2. Step 2: Convert to fraction form
    268,672.64/403,057.92 = 110,813.44/x
  3. Step 3: Cross multiply
    268,672.64x = 403,057.92 × 110,813.44
  4. Step 4: Simplify right side
    268,672.64x = 44,664,234,634.44
  5. Step 5: Solve for x
    x = 44,664,234,634.44/268,672.64
  6. Step 6: Final answer
    x = 166,240.35

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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.