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Finding the Fourth Proportional to 176.91, 265.11 and 122.37

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Solution

The fourth proportional to 176.91, 265.11 and 122.37 is: 183.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.91 : 265.11 = 122.37 : x
  2. Step 2: Convert to fraction form
    176.91/265.11 = 122.37/x
  3. Step 3: Cross multiply
    176.91x = 265.11 × 122.37
  4. Step 4: Simplify right side
    176.91x = 32,441.51
  5. Step 5: Solve for x
    x = 32,441.51/176.91
  6. Step 6: Final answer
    x = 183.38

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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.