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Finding the Fourth Proportional to 88.10, 132.08 and 34.04

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Solution

The fourth proportional to 88.10, 132.08 and 34.04 is: 51.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    88.10 : 132.08 = 34.04 : x
  2. Step 2: Convert to fraction form
    88.10/132.08 = 34.04/x
  3. Step 3: Cross multiply
    88.10x = 132.08 × 34.04
  4. Step 4: Simplify right side
    88.10x = 4,495.61
  5. Step 5: Solve for x
    x = 4,495.61/88.10
  6. Step 6: Final answer
    x = 51.03

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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.