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Finding the Fourth Proportional to 73,567, 110,350.86 and 18,163

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Solution

The fourth proportional to 73,567, 110,350.86 and 18,163 is: 27,244.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,567 : 110,350.86 = 18,163 : x
  2. Step 2: Convert to fraction form
    73,567/110,350.86 = 18,163/x
  3. Step 3: Cross multiply
    73,567x = 110,350.86 × 18,163
  4. Step 4: Simplify right side
    73,567x = 2,004,302,670.18
  5. Step 5: Solve for x
    x = 2,004,302,670.18/73,567
  6. Step 6: Final answer
    x = 27,244.59

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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.