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Finding the Fourth Proportional to 56.33, 84.53 and 44.33

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Solution

The fourth proportional to 56.33, 84.53 and 44.33 is: 66.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56.33 : 84.53 = 44.33 : x
  2. Step 2: Convert to fraction form
    56.33/84.53 = 44.33/x
  3. Step 3: Cross multiply
    56.33x = 84.53 × 44.33
  4. Step 4: Simplify right side
    56.33x = 3,747.21
  5. Step 5: Solve for x
    x = 3,747.21/56.33
  6. Step 6: Final answer
    x = 66.52

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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.