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Finding the Fourth Proportional to 64.84, 97.26 and 44.44

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Solution

The fourth proportional to 64.84, 97.26 and 44.44 is: 66.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64.84 : 97.26 = 44.44 : x
  2. Step 2: Convert to fraction form
    64.84/97.26 = 44.44/x
  3. Step 3: Cross multiply
    64.84x = 97.26 × 44.44
  4. Step 4: Simplify right side
    64.84x = 4,322.23
  5. Step 5: Solve for x
    x = 4,322.23/64.84
  6. Step 6: Final answer
    x = 66.66

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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.