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Finding the Fourth Proportional to 240,754.44, 361,056.78 and 80,799.24

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Solution

The fourth proportional to 240,754.44, 361,056.78 and 80,799.24 is: 121,173.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,754.44 : 361,056.78 = 80,799.24 : x
  2. Step 2: Convert to fraction form
    240,754.44/361,056.78 = 80,799.24/x
  3. Step 3: Cross multiply
    240,754.44x = 361,056.78 × 80,799.24
  4. Step 4: Simplify right side
    240,754.44x = 29,173,113,420.85
  5. Step 5: Solve for x
    x = 29,173,113,420.85/240,754.44
  6. Step 6: Final answer
    x = 121,173.73

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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.