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Finding the Fourth Proportional to 50.00, 75.02 and 36.43

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Solution

The fourth proportional to 50.00, 75.02 and 36.43 is: 54.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.00 : 75.02 = 36.43 : x
  2. Step 2: Convert to fraction form
    50.00/75.02 = 36.43/x
  3. Step 3: Cross multiply
    50.00x = 75.02 × 36.43
  4. Step 4: Simplify right side
    50.00x = 2,732.61
  5. Step 5: Solve for x
    x = 2,732.61/50.00
  6. Step 6: Final answer
    x = 54.66

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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.