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Finding the Fourth Proportional to 44.45, 60.93 and 43.64

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Solution

The fourth proportional to 44.45, 60.93 and 43.64 is: 59.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.45 : 60.93 = 43.64 : x
  2. Step 2: Convert to fraction form
    44.45/60.93 = 43.64/x
  3. Step 3: Cross multiply
    44.45x = 60.93 × 43.64
  4. Step 4: Simplify right side
    44.45x = 2,658.84
  5. Step 5: Solve for x
    x = 2,658.84/44.45
  6. Step 6: Final answer
    x = 59.82

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.