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Finding the Fourth Proportional to 88.10, 132.14 and 33.98

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Solution

The fourth proportional to 88.10, 132.14 and 33.98 is: 50.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88.10 : 132.14 = 33.98 : x
  2. Step 2: Convert to fraction form
    88.10/132.14 = 33.98/x
  3. Step 3: Cross multiply
    88.10x = 132.14 × 33.98
  4. Step 4: Simplify right side
    88.10x = 4,489.29
  5. Step 5: Solve for x
    x = 4,489.29/88.10
  6. Step 6: Final answer
    x = 50.96

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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.