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Finding the Fourth Proportional to 375.84, 563.92 and 119.36

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Solution

The fourth proportional to 375.84, 563.92 and 119.36 is: 179.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.84 : 563.92 = 119.36 : x
  2. Step 2: Convert to fraction form
    375.84/563.92 = 119.36/x
  3. Step 3: Cross multiply
    375.84x = 563.92 × 119.36
  4. Step 4: Simplify right side
    375.84x = 67,309.49
  5. Step 5: Solve for x
    x = 67,309.49/375.84
  6. Step 6: Final answer
    x = 179.09

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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.