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Finding the Fourth Proportional to 44.04, 60.72 and 36.30

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Solution

The fourth proportional to 44.04, 60.72 and 36.30 is: 50.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.04 : 60.72 = 36.30 : x
  2. Step 2: Convert to fraction form
    44.04/60.72 = 36.30/x
  3. Step 3: Cross multiply
    44.04x = 60.72 × 36.30
  4. Step 4: Simplify right side
    44.04x = 2,204.14
  5. Step 5: Solve for x
    x = 2,204.14/44.04
  6. Step 6: Final answer
    x = 50.05

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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.