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Finding the Fourth Proportional to 62.54, 94.23 and 58.22

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Solution

The fourth proportional to 62.54, 94.23 and 58.22 is: 87.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.54 : 94.23 = 58.22 : x
  2. Step 2: Convert to fraction form
    62.54/94.23 = 58.22/x
  3. Step 3: Cross multiply
    62.54x = 94.23 × 58.22
  4. Step 4: Simplify right side
    62.54x = 5,485.60
  5. Step 5: Solve for x
    x = 5,485.60/62.54
  6. Step 6: Final answer
    x = 87.72

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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.