Home / 254,997.72-381,748.86-178,832.28

Finding the Fourth Proportional to 254,997.72, 381,748.86 and 178,832.28

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Solution

The fourth proportional to 254,997.72, 381,748.86 and 178,832.28 is: 267,724.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,997.72 : 381,748.86 = 178,832.28 : x
  2. Step 2: Convert to fraction form
    254,997.72/381,748.86 = 178,832.28/x
  3. Step 3: Cross multiply
    254,997.72x = 381,748.86 × 178,832.28
  4. Step 4: Simplify right side
    254,997.72x = 68,269,019,021.20
  5. Step 5: Solve for x
    x = 68,269,019,021.20/254,997.72
  6. Step 6: Final answer
    x = 267,724.04

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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.