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Finding the Fourth Proportional to 350.87, 525.95 and 119.69

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Solution

The fourth proportional to 350.87, 525.95 and 119.69 is: 179.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.87 : 525.95 = 119.69 : x
  2. Step 2: Convert to fraction form
    350.87/525.95 = 119.69/x
  3. Step 3: Cross multiply
    350.87x = 525.95 × 119.69
  4. Step 4: Simplify right side
    350.87x = 62,947.73
  5. Step 5: Solve for x
    x = 62,947.73/350.87
  6. Step 6: Final answer
    x = 179.41

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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.