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Finding the Fourth Proportional to 44.55, 61.44 and 36.35

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Solution

The fourth proportional to 44.55, 61.44 and 36.35 is: 50.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.55 : 61.44 = 36.35 : x
  2. Step 2: Convert to fraction form
    44.55/61.44 = 36.35/x
  3. Step 3: Cross multiply
    44.55x = 61.44 × 36.35
  4. Step 4: Simplify right side
    44.55x = 2,233.34
  5. Step 5: Solve for x
    x = 2,233.34/44.55
  6. Step 6: Final answer
    x = 50.13

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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.