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Finding the Fourth Proportional to 73,963.26, 110,944.89 and 67,548.06

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Solution

The fourth proportional to 73,963.26, 110,944.89 and 67,548.06 is: 101,322.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,963.26 : 110,944.89 = 67,548.06 : x
  2. Step 2: Convert to fraction form
    73,963.26/110,944.89 = 67,548.06/x
  3. Step 3: Cross multiply
    73,963.26x = 110,944.89 × 67,548.06
  4. Step 4: Simplify right side
    73,963.26x = 7,494,112,086.41
  5. Step 5: Solve for x
    x = 7,494,112,086.41/73,963.26
  6. Step 6: Final answer
    x = 101,322.09

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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.