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Finding the Fourth Proportional to 60.44, 90.70 and 33.36

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Solution

The fourth proportional to 60.44, 90.70 and 33.36 is: 50.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.44 : 90.70 = 33.36 : x
  2. Step 2: Convert to fraction form
    60.44/90.70 = 33.36/x
  3. Step 3: Cross multiply
    60.44x = 90.70 × 33.36
  4. Step 4: Simplify right side
    60.44x = 3,025.59
  5. Step 5: Solve for x
    x = 3,025.59/60.44
  6. Step 6: Final answer
    x = 50.06

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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.