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Finding the Fourth Proportional to 181,227, 250,093.26 and 101,739

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Solution

The fourth proportional to 181,227, 250,093.26 and 101,739 is: 140,399.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,227 : 250,093.26 = 101,739 : x
  2. Step 2: Convert to fraction form
    181,227/250,093.26 = 101,739/x
  3. Step 3: Cross multiply
    181,227x = 250,093.26 × 101,739
  4. Step 4: Simplify right side
    181,227x = 25,444,238,179.14
  5. Step 5: Solve for x
    x = 25,444,238,179.14/181,227
  6. Step 6: Final answer
    x = 140,399.82

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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.