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Finding the Fourth Proportional to 232.00, 348.21 and 189.16

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Solution

The fourth proportional to 232.00, 348.21 and 189.16 is: 283.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.00 : 348.21 = 189.16 : x
  2. Step 2: Convert to fraction form
    232.00/348.21 = 189.16/x
  3. Step 3: Cross multiply
    232.00x = 348.21 × 189.16
  4. Step 4: Simplify right side
    232.00x = 65,866.53
  5. Step 5: Solve for x
    x = 65,866.53/232.00
  6. Step 6: Final answer
    x = 283.91

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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.