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Finding the Fourth Proportional to 134.24, 201 and 88.56

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Solution

The fourth proportional to 134.24, 201 and 88.56 is: 132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.24 : 201 = 88.56 : x
  2. Step 2: Convert to fraction form
    134.24/201 = 88.56/x
  3. Step 3: Cross multiply
    134.24x = 201 × 88.56
  4. Step 4: Simplify right side
    134.24x = 17,800.56
  5. Step 5: Solve for x
    x = 17,800.56/134.24
  6. Step 6: Final answer
    x = 132.60

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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.