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Finding the Fourth Proportional to 246,108.54, 369,157.59 and 68,610.90

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Solution

The fourth proportional to 246,108.54, 369,157.59 and 68,610.90 is: 102,914.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,108.54 : 369,157.59 = 68,610.90 : x
  2. Step 2: Convert to fraction form
    246,108.54/369,157.59 = 68,610.90/x
  3. Step 3: Cross multiply
    246,108.54x = 369,157.59 × 68,610.90
  4. Step 4: Simplify right side
    246,108.54x = 25,328,234,491.73
  5. Step 5: Solve for x
    x = 25,328,234,491.73/246,108.54
  6. Step 6: Final answer
    x = 102,914.89

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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.