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Finding the Fourth Proportional to 68,474.73, 102,723.02 and 23,490.97

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Solution

The fourth proportional to 68,474.73, 102,723.02 and 23,490.97 is: 35,240.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,474.73 : 102,723.02 = 23,490.97 : x
  2. Step 2: Convert to fraction form
    68,474.73/102,723.02 = 23,490.97/x
  3. Step 3: Cross multiply
    68,474.73x = 102,723.02 × 23,490.97
  4. Step 4: Simplify right side
    68,474.73x = 2,413,063,381.13
  5. Step 5: Solve for x
    x = 2,413,063,381.13/68,474.73
  6. Step 6: Final answer
    x = 35,240.20

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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.