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Finding the Fourth Proportional to 227,994.18, 342,008.46 and 68,057.48

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Solution

The fourth proportional to 227,994.18, 342,008.46 and 68,057.48 is: 102,091.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,994.18 : 342,008.46 = 68,057.48 : x
  2. Step 2: Convert to fraction form
    227,994.18/342,008.46 = 68,057.48/x
  3. Step 3: Cross multiply
    227,994.18x = 342,008.46 × 68,057.48
  4. Step 4: Simplify right side
    227,994.18x = 23,276,234,781.30
  5. Step 5: Solve for x
    x = 23,276,234,781.30/227,994.18
  6. Step 6: Final answer
    x = 102,091.36

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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.