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Finding the Fourth Proportional to 73,310.92, 101,164.62 and 41,489.80

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Solution

The fourth proportional to 73,310.92, 101,164.62 and 41,489.80 is: 57,253.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,310.92 : 101,164.62 = 41,489.80 : x
  2. Step 2: Convert to fraction form
    73,310.92/101,164.62 = 41,489.80/x
  3. Step 3: Cross multiply
    73,310.92x = 101,164.62 × 41,489.80
  4. Step 4: Simplify right side
    73,310.92x = 4,197,299,850.88
  5. Step 5: Solve for x
    x = 4,197,299,850.88/73,310.92
  6. Step 6: Final answer
    x = 57,253.41

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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.