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Finding the Fourth Proportional to 68,361.39, 94,344.03 and 37,740.49

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Solution

The fourth proportional to 68,361.39, 94,344.03 and 37,740.49 is: 52,084.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,361.39 : 94,344.03 = 37,740.49 : x
  2. Step 2: Convert to fraction form
    68,361.39/94,344.03 = 37,740.49/x
  3. Step 3: Cross multiply
    68,361.39x = 94,344.03 × 37,740.49
  4. Step 4: Simplify right side
    68,361.39x = 3,560,589,684.91
  5. Step 5: Solve for x
    x = 3,560,589,684.91/68,361.39
  6. Step 6: Final answer
    x = 52,084.81

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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.