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Finding the Fourth Proportional to 62.64, 94 and 32.22

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Solution

The fourth proportional to 62.64, 94 and 32.22 is: 48.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.64 : 94 = 32.22 : x
  2. Step 2: Convert to fraction form
    62.64/94 = 32.22/x
  3. Step 3: Cross multiply
    62.64x = 94 × 32.22
  4. Step 4: Simplify right side
    62.64x = 3,028.68
  5. Step 5: Solve for x
    x = 3,028.68/62.64
  6. Step 6: Final answer
    x = 48.35

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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.