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Finding the Fourth Proportional to 176.32, 262.48 and 175.36

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Solution

The fourth proportional to 176.32, 262.48 and 175.36 is: 261.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.32 : 262.48 = 175.36 : x
  2. Step 2: Convert to fraction form
    176.32/262.48 = 175.36/x
  3. Step 3: Cross multiply
    176.32x = 262.48 × 175.36
  4. Step 4: Simplify right side
    176.32x = 46,028.49
  5. Step 5: Solve for x
    x = 46,028.49/176.32
  6. Step 6: Final answer
    x = 261.05

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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.