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Finding the Fourth Proportional to 241,286.78, 332,976.15 and 133,856.82

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Solution

The fourth proportional to 241,286.78, 332,976.15 and 133,856.82 is: 184,722.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,286.78 : 332,976.15 = 133,856.82 : x
  2. Step 2: Convert to fraction form
    241,286.78/332,976.15 = 133,856.82/x
  3. Step 3: Cross multiply
    241,286.78x = 332,976.15 × 133,856.82
  4. Step 4: Simplify right side
    241,286.78x = 44,571,128,574.84
  5. Step 5: Solve for x
    x = 44,571,128,574.84/241,286.78
  6. Step 6: Final answer
    x = 184,722.63

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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.