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Finding the Fourth Proportional to 68.19, 93.99 and 44.83

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Solution

The fourth proportional to 68.19, 93.99 and 44.83 is: 61.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    68.19 : 93.99 = 44.83 : x
  2. Step 2: Convert to fraction form
    68.19/93.99 = 44.83/x
  3. Step 3: Cross multiply
    68.19x = 93.99 × 44.83
  4. Step 4: Simplify right side
    68.19x = 4,213.57
  5. Step 5: Solve for x
    x = 4,213.57/68.19
  6. Step 6: Final answer
    x = 61.79

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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.