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Finding the Fourth Proportional to 184,956.33, 255,212.36 and 112,321.44

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Solution

The fourth proportional to 184,956.33, 255,212.36 and 112,321.44 is: 154,986.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,956.33 : 255,212.36 = 112,321.44 : x
  2. Step 2: Convert to fraction form
    184,956.33/255,212.36 = 112,321.44/x
  3. Step 3: Cross multiply
    184,956.33x = 255,212.36 × 112,321.44
  4. Step 4: Simplify right side
    184,956.33x = 28,665,821,018.85
  5. Step 5: Solve for x
    x = 28,665,821,018.85/184,956.33
  6. Step 6: Final answer
    x = 154,986.97

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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.