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Finding the Fourth Proportional to 132.04, 198.02 and 46.52

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Solution

The fourth proportional to 132.04, 198.02 and 46.52 is: 69.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132.04 : 198.02 = 46.52 : x
  2. Step 2: Convert to fraction form
    132.04/198.02 = 46.52/x
  3. Step 3: Cross multiply
    132.04x = 198.02 × 46.52
  4. Step 4: Simplify right side
    132.04x = 9,211.89
  5. Step 5: Solve for x
    x = 9,211.89/132.04
  6. Step 6: Final answer
    x = 69.77

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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.