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Finding the Fourth Proportional to 159,105.82, 238,658.64 and 46,786.97

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Solution

The fourth proportional to 159,105.82, 238,658.64 and 46,786.97 is: 70,180.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,105.82 : 238,658.64 = 46,786.97 : x
  2. Step 2: Convert to fraction form
    159,105.82/238,658.64 = 46,786.97/x
  3. Step 3: Cross multiply
    159,105.82x = 238,658.64 × 46,786.97
  4. Step 4: Simplify right side
    159,105.82x = 11,166,114,629.92
  5. Step 5: Solve for x
    x = 11,166,114,629.92/159,105.82
  6. Step 6: Final answer
    x = 70,180.43

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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.