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Finding the Fourth Proportional to 59.84, 82.56 and 36.49

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Solution

The fourth proportional to 59.84, 82.56 and 36.49 is: 50.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.84 : 82.56 = 36.49 : x
  2. Step 2: Convert to fraction form
    59.84/82.56 = 36.49/x
  3. Step 3: Cross multiply
    59.84x = 82.56 × 36.49
  4. Step 4: Simplify right side
    59.84x = 3,012.61
  5. Step 5: Solve for x
    x = 3,012.61/59.84
  6. Step 6: Final answer
    x = 50.34

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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.