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Finding the Fourth Proportional to 44.64, 67.22 and 37.00

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Solution

The fourth proportional to 44.64, 67.22 and 37.00 is: 55.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.64 : 67.22 = 37.00 : x
  2. Step 2: Convert to fraction form
    44.64/67.22 = 37.00/x
  3. Step 3: Cross multiply
    44.64x = 67.22 × 37.00
  4. Step 4: Simplify right side
    44.64x = 2,486.79
  5. Step 5: Solve for x
    x = 2,486.79/44.64
  6. Step 6: Final answer
    x = 55.71

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.