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Finding the Fourth Proportional to 132.95, 199.27 and 67.93

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Solution

The fourth proportional to 132.95, 199.27 and 67.93 is: 101.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    132.95 : 199.27 = 67.93 : x
  2. Step 2: Convert to fraction form
    132.95/199.27 = 67.93/x
  3. Step 3: Cross multiply
    132.95x = 199.27 × 67.93
  4. Step 4: Simplify right side
    132.95x = 13,536.41
  5. Step 5: Solve for x
    x = 13,536.41/132.95
  6. Step 6: Final answer
    x = 101.82

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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.