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Finding the Fourth Proportional to 68,361.52, 94,367.68 and 41,512.68

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Solution

The fourth proportional to 68,361.52, 94,367.68 and 41,512.68 is: 57,304.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,361.52 : 94,367.68 = 41,512.68 : x
  2. Step 2: Convert to fraction form
    68,361.52/94,367.68 = 41,512.68/x
  3. Step 3: Cross multiply
    68,361.52x = 94,367.68 × 41,512.68
  4. Step 4: Simplify right side
    68,361.52x = 3,917,455,166.50
  5. Step 5: Solve for x
    x = 3,917,455,166.50/68,361.52
  6. Step 6: Final answer
    x = 57,304.98

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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.