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Finding the Fourth Proportional to 173,087.68, 259,105.44 and 110,801.92

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Solution

The fourth proportional to 173,087.68, 259,105.44 and 110,801.92 is: 165,866.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,087.68 : 259,105.44 = 110,801.92 : x
  2. Step 2: Convert to fraction form
    173,087.68/259,105.44 = 110,801.92/x
  3. Step 3: Cross multiply
    173,087.68x = 259,105.44 × 110,801.92
  4. Step 4: Simplify right side
    173,087.68x = 28,709,380,234.44
  5. Step 5: Solve for x
    x = 28,709,380,234.44/173,087.68
  6. Step 6: Final answer
    x = 165,866.11

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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.