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Finding the Fourth Proportional to 238.92, 358.56 and 183.93

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Solution

The fourth proportional to 238.92, 358.56 and 183.93 is: 276.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    238.92 : 358.56 = 183.93 : x
  2. Step 2: Convert to fraction form
    238.92/358.56 = 183.93/x
  3. Step 3: Cross multiply
    238.92x = 358.56 × 183.93
  4. Step 4: Simplify right side
    238.92x = 65,949.94
  5. Step 5: Solve for x
    x = 65,949.94/238.92
  6. Step 6: Final answer
    x = 276.03

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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.