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Finding the Fourth Proportional to 62.67, 94.55 and 62.50

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Solution

The fourth proportional to 62.67, 94.55 and 62.50 is: 94.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.67 : 94.55 = 62.50 : x
  2. Step 2: Convert to fraction form
    62.67/94.55 = 62.50/x
  3. Step 3: Cross multiply
    62.67x = 94.55 × 62.50
  4. Step 4: Simplify right side
    62.67x = 5,909.24
  5. Step 5: Solve for x
    x = 5,909.24/62.67
  6. Step 6: Final answer
    x = 94.29

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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.