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Finding the Fourth Proportional to 176.52, 266.88 and 176.52

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Solution

The fourth proportional to 176.52, 266.88 and 176.52 is: 266.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.52 : 266.88 = 176.52 : x
  2. Step 2: Convert to fraction form
    176.52/266.88 = 176.52/x
  3. Step 3: Cross multiply
    176.52x = 266.88 × 176.52
  4. Step 4: Simplify right side
    176.52x = 47,109.66
  5. Step 5: Solve for x
    x = 47,109.66/176.52
  6. Step 6: Final answer
    x = 266.88

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.