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Finding the Fourth Proportional to 462.01, 692.99 and 132.95

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Solution

The fourth proportional to 462.01, 692.99 and 132.95 is: 199.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    462.01 : 692.99 = 132.95 : x
  2. Step 2: Convert to fraction form
    462.01/692.99 = 132.95/x
  3. Step 3: Cross multiply
    462.01x = 692.99 × 132.95
  4. Step 4: Simplify right side
    462.01x = 92,133.02
  5. Step 5: Solve for x
    x = 92,133.02/462.01
  6. Step 6: Final answer
    x = 199.42

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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.