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Finding the Fourth Proportional to 192.41, 288.95 and 176.30

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Solution

The fourth proportional to 192.41, 288.95 and 176.30 is: 264.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    192.41 : 288.95 = 176.30 : x
  2. Step 2: Convert to fraction form
    192.41/288.95 = 176.30/x
  3. Step 3: Cross multiply
    192.41x = 288.95 × 176.30
  4. Step 4: Simplify right side
    192.41x = 50,939.56
  5. Step 5: Solve for x
    x = 50,939.56/192.41
  6. Step 6: Final answer
    x = 264.75

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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.