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Finding the Fourth Proportional to 176.20, 264.62 and 104.52

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Solution

The fourth proportional to 176.20, 264.62 and 104.52 is: 156.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.20 : 264.62 = 104.52 : x
  2. Step 2: Convert to fraction form
    176.20/264.62 = 104.52/x
  3. Step 3: Cross multiply
    176.20x = 264.62 × 104.52
  4. Step 4: Simplify right side
    176.20x = 27,658.08
  5. Step 5: Solve for x
    x = 27,658.08/176.20
  6. Step 6: Final answer
    x = 156.97

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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.