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Finding the Fourth Proportional to 176.76, 263.12 and 175.84

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Solution

The fourth proportional to 176.76, 263.12 and 175.84 is: 261.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.76 : 263.12 = 175.84 : x
  2. Step 2: Convert to fraction form
    176.76/263.12 = 175.84/x
  3. Step 3: Cross multiply
    176.76x = 263.12 × 175.84
  4. Step 4: Simplify right side
    176.76x = 46,267.02
  5. Step 5: Solve for x
    x = 46,267.02/176.76
  6. Step 6: Final answer
    x = 261.75

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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.