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Finding the Fourth Proportional to 176.83, 263.96 and 175.12

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Solution

The fourth proportional to 176.83, 263.96 and 175.12 is: 261.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.83 : 263.96 = 175.12 : x
  2. Step 2: Convert to fraction form
    176.83/263.96 = 175.12/x
  3. Step 3: Cross multiply
    176.83x = 263.96 × 175.12
  4. Step 4: Simplify right side
    176.83x = 46,224.68
  5. Step 5: Solve for x
    x = 46,224.68/176.83
  6. Step 6: Final answer
    x = 261.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.