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Finding the Fourth Proportional to 43.10, 59.44 and 37.63

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Solution

The fourth proportional to 43.10, 59.44 and 37.63 is: 51.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.10 : 59.44 = 37.63 : x
  2. Step 2: Convert to fraction form
    43.10/59.44 = 37.63/x
  3. Step 3: Cross multiply
    43.10x = 59.44 × 37.63
  4. Step 4: Simplify right side
    43.10x = 2,236.24
  5. Step 5: Solve for x
    x = 2,236.24/43.10
  6. Step 6: Final answer
    x = 51.89

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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.