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Finding the Fourth Proportional to 73,601.21, 110,327.98 and 34,186

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Solution

The fourth proportional to 73,601.21, 110,327.98 and 34,186 is: 51,244.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,601.21 : 110,327.98 = 34,186 : x
  2. Step 2: Convert to fraction form
    73,601.21/110,327.98 = 34,186/x
  3. Step 3: Cross multiply
    73,601.21x = 110,327.98 × 34,186
  4. Step 4: Simplify right side
    73,601.21x = 3,771,672,324.28
  5. Step 5: Solve for x
    x = 3,771,672,324.28/73,601.21
  6. Step 6: Final answer
    x = 51,244.71

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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.