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Finding the Fourth Proportional to 192.14, 288.24 and 88.01

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Solution

The fourth proportional to 192.14, 288.24 and 88.01 is: 132.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    192.14 : 288.24 = 88.01 : x
  2. Step 2: Convert to fraction form
    192.14/288.24 = 88.01/x
  3. Step 3: Cross multiply
    192.14x = 288.24 × 88.01
  4. Step 4: Simplify right side
    192.14x = 25,366.56
  5. Step 5: Solve for x
    x = 25,366.56/192.14
  6. Step 6: Final answer
    x = 132.02

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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.