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Finding the Fourth Proportional to 59.54, 82.13 and 36.50

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Solution

The fourth proportional to 59.54, 82.13 and 36.50 is: 50.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.54 : 82.13 = 36.50 : x
  2. Step 2: Convert to fraction form
    59.54/82.13 = 36.50/x
  3. Step 3: Cross multiply
    59.54x = 82.13 × 36.50
  4. Step 4: Simplify right side
    59.54x = 2,997.75
  5. Step 5: Solve for x
    x = 2,997.75/59.54
  6. Step 6: Final answer
    x = 50.35

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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.