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Finding the Fourth Proportional to 75.93, 104.68 and 50.01

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Solution

The fourth proportional to 75.93, 104.68 and 50.01 is: 68.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75.93 : 104.68 = 50.01 : x
  2. Step 2: Convert to fraction form
    75.93/104.68 = 50.01/x
  3. Step 3: Cross multiply
    75.93x = 104.68 × 50.01
  4. Step 4: Simplify right side
    75.93x = 5,234.80
  5. Step 5: Solve for x
    x = 5,234.80/75.93
  6. Step 6: Final answer
    x = 68.94

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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.