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Finding the Fourth Proportional to 125.99, 173.71 and 96.52

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Solution

The fourth proportional to 125.99, 173.71 and 96.52 is: 133.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    125.99 : 173.71 = 96.52 : x
  2. Step 2: Convert to fraction form
    125.99/173.71 = 96.52/x
  3. Step 3: Cross multiply
    125.99x = 173.71 × 96.52
  4. Step 4: Simplify right side
    125.99x = 16,766.49
  5. Step 5: Solve for x
    x = 16,766.49/125.99
  6. Step 6: Final answer
    x = 133.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.