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Finding the Fourth Proportional to 50.02, 75.08 and 25.99

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Solution

The fourth proportional to 50.02, 75.08 and 25.99 is: 39.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.02 : 75.08 = 25.99 : x
  2. Step 2: Convert to fraction form
    50.02/75.08 = 25.99/x
  3. Step 3: Cross multiply
    50.02x = 75.08 × 25.99
  4. Step 4: Simplify right side
    50.02x = 1,951.33
  5. Step 5: Solve for x
    x = 1,951.33/50.02
  6. Step 6: Final answer
    x = 39.01

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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.