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Finding the Fourth Proportional to 43.06, 59.34 and 33.34

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Solution

The fourth proportional to 43.06, 59.34 and 33.34 is: 45.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.06 : 59.34 = 33.34 : x
  2. Step 2: Convert to fraction form
    43.06/59.34 = 33.34/x
  3. Step 3: Cross multiply
    43.06x = 59.34 × 33.34
  4. Step 4: Simplify right side
    43.06x = 1,978.40
  5. Step 5: Solve for x
    x = 1,978.40/43.06
  6. Step 6: Final answer
    x = 45.95

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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.