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Finding the Fourth Proportional to 60.16, 83 and 36.84

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Solution

The fourth proportional to 60.16, 83 and 36.84 is: 50.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.16 : 83 = 36.84 : x
  2. Step 2: Convert to fraction form
    60.16/83 = 36.84/x
  3. Step 3: Cross multiply
    60.16x = 83 × 36.84
  4. Step 4: Simplify right side
    60.16x = 3,057.72
  5. Step 5: Solve for x
    x = 3,057.72/60.16
  6. Step 6: Final answer
    x = 50.83

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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.