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Finding the Fourth Proportional to 335.76, 503.66 and 119.37

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Solution

The fourth proportional to 335.76, 503.66 and 119.37 is: 179.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.76 : 503.66 = 119.37 : x
  2. Step 2: Convert to fraction form
    335.76/503.66 = 119.37/x
  3. Step 3: Cross multiply
    335.76x = 503.66 × 119.37
  4. Step 4: Simplify right side
    335.76x = 60,121.30
  5. Step 5: Solve for x
    x = 60,121.30/335.76
  6. Step 6: Final answer
    x = 179.06

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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.