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Finding the Fourth Proportional to 233.52, 350.27 and 137.94

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Solution

The fourth proportional to 233.52, 350.27 and 137.94 is: 206.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.52 : 350.27 = 137.94 : x
  2. Step 2: Convert to fraction form
    233.52/350.27 = 137.94/x
  3. Step 3: Cross multiply
    233.52x = 350.27 × 137.94
  4. Step 4: Simplify right side
    233.52x = 48,315.53
  5. Step 5: Solve for x
    x = 48,315.53/233.52
  6. Step 6: Final answer
    x = 206.90

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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.