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Finding the Fourth Proportional to 176.33, 264.44 and 54.56

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Solution

The fourth proportional to 176.33, 264.44 and 54.56 is: 81.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.33 : 264.44 = 54.56 : x
  2. Step 2: Convert to fraction form
    176.33/264.44 = 54.56/x
  3. Step 3: Cross multiply
    176.33x = 264.44 × 54.56
  4. Step 4: Simplify right side
    176.33x = 14,426.25
  5. Step 5: Solve for x
    x = 14,426.25/176.33
  6. Step 6: Final answer
    x = 81.82

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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.