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Finding the Fourth Proportional to 176.14, 263.67 and 141.58

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Solution

The fourth proportional to 176.14, 263.67 and 141.58 is: 211.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.14 : 263.67 = 141.58 : x
  2. Step 2: Convert to fraction form
    176.14/263.67 = 141.58/x
  3. Step 3: Cross multiply
    176.14x = 263.67 × 141.58
  4. Step 4: Simplify right side
    176.14x = 37,330.40
  5. Step 5: Solve for x
    x = 37,330.40/176.14
  6. Step 6: Final answer
    x = 211.94

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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.