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Finding the Fourth Proportional to 68,234.74, 94,179.31 and 44,319.89

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Solution

The fourth proportional to 68,234.74, 94,179.31 and 44,319.89 is: 61,171.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,234.74 : 94,179.31 = 44,319.89 : x
  2. Step 2: Convert to fraction form
    68,234.74/94,179.31 = 44,319.89/x
  3. Step 3: Cross multiply
    68,234.74x = 94,179.31 × 44,319.89
  4. Step 4: Simplify right side
    68,234.74x = 4,174,016,784.12
  5. Step 5: Solve for x
    x = 4,174,016,784.12/68,234.74
  6. Step 6: Final answer
    x = 61,171.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.