Home / 276,764.82-381,997.62-181,215.96

Finding the Fourth Proportional to 276,764.82, 381,997.62 and 181,215.96

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Solution

The fourth proportional to 276,764.82, 381,997.62 and 181,215.96 is: 250,118.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,764.82 : 381,997.62 = 181,215.96 : x
  2. Step 2: Convert to fraction form
    276,764.82/381,997.62 = 181,215.96/x
  3. Step 3: Cross multiply
    276,764.82x = 381,997.62 × 181,215.96
  4. Step 4: Simplify right side
    276,764.82x = 69,224,065,426.02
  5. Step 5: Solve for x
    x = 69,224,065,426.02/276,764.82
  6. Step 6: Final answer
    x = 250,118.73

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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.