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Finding the Fourth Proportional to 62.45, 93.63 and 29.96

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Solution

The fourth proportional to 62.45, 93.63 and 29.96 is: 44.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.45 : 93.63 = 29.96 : x
  2. Step 2: Convert to fraction form
    62.45/93.63 = 29.96/x
  3. Step 3: Cross multiply
    62.45x = 93.63 × 29.96
  4. Step 4: Simplify right side
    62.45x = 2,804.96
  5. Step 5: Solve for x
    x = 2,804.96/62.45
  6. Step 6: Final answer
    x = 44.92

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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.