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Finding the Fourth Proportional to 176.01, 264.05 and 93.80

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Solution

The fourth proportional to 176.01, 264.05 and 93.80 is: 140.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.01 : 264.05 = 93.80 : x
  2. Step 2: Convert to fraction form
    176.01/264.05 = 93.80/x
  3. Step 3: Cross multiply
    176.01x = 264.05 × 93.80
  4. Step 4: Simplify right side
    176.01x = 24,766.10
  5. Step 5: Solve for x
    x = 24,766.10/176.01
  6. Step 6: Final answer
    x = 140.71

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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.