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Finding the Fourth Proportional to 50.84, 76.08 and 37.29

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Solution

The fourth proportional to 50.84, 76.08 and 37.29 is: 55.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.84 : 76.08 = 37.29 : x
  2. Step 2: Convert to fraction form
    50.84/76.08 = 37.29/x
  3. Step 3: Cross multiply
    50.84x = 76.08 × 37.29
  4. Step 4: Simplify right side
    50.84x = 2,837.02
  5. Step 5: Solve for x
    x = 2,837.02/50.84
  6. Step 6: Final answer
    x = 55.80

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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.