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Finding the Fourth Proportional to 232.99, 349.58 and 88.67

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Solution

The fourth proportional to 232.99, 349.58 and 88.67 is: 133.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.99 : 349.58 = 88.67 : x
  2. Step 2: Convert to fraction form
    232.99/349.58 = 88.67/x
  3. Step 3: Cross multiply
    232.99x = 349.58 × 88.67
  4. Step 4: Simplify right side
    232.99x = 30,998.35
  5. Step 5: Solve for x
    x = 30,998.35/232.99
  6. Step 6: Final answer
    x = 133.05

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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.