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Finding the Fourth Proportional to 60.11, 82.92 and 35.50

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Solution

The fourth proportional to 60.11, 82.92 and 35.50 is: 48.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.11 : 82.92 = 35.50 : x
  2. Step 2: Convert to fraction form
    60.11/82.92 = 35.50/x
  3. Step 3: Cross multiply
    60.11x = 82.92 × 35.50
  4. Step 4: Simplify right side
    60.11x = 2,943.67
  5. Step 5: Solve for x
    x = 2,943.67/60.11
  6. Step 6: Final answer
    x = 48.97

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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.