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Finding the Fourth Proportional to 233.34, 349.88 and 135.96

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Solution

The fourth proportional to 233.34, 349.88 and 135.96 is: 203.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.34 : 349.88 = 135.96 : x
  2. Step 2: Convert to fraction form
    233.34/349.88 = 135.96/x
  3. Step 3: Cross multiply
    233.34x = 349.88 × 135.96
  4. Step 4: Simplify right side
    233.34x = 47,569.01
  5. Step 5: Solve for x
    x = 47,569.01/233.34
  6. Step 6: Final answer
    x = 203.86

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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.