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Finding the Fourth Proportional to 237.24, 356.01 and 107.22

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Solution

The fourth proportional to 237.24, 356.01 and 107.22 is: 160.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.24 : 356.01 = 107.22 : x
  2. Step 2: Convert to fraction form
    237.24/356.01 = 107.22/x
  3. Step 3: Cross multiply
    237.24x = 356.01 × 107.22
  4. Step 4: Simplify right side
    237.24x = 38,171.39
  5. Step 5: Solve for x
    x = 38,171.39/237.24
  6. Step 6: Final answer
    x = 160.90

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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.