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Finding the Fourth Proportional to 123.93, 185.89 and 32.63

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Solution

The fourth proportional to 123.93, 185.89 and 32.63 is: 48.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    123.93 : 185.89 = 32.63 : x
  2. Step 2: Convert to fraction form
    123.93/185.89 = 32.63/x
  3. Step 3: Cross multiply
    123.93x = 185.89 × 32.63
  4. Step 4: Simplify right side
    123.93x = 6,064.58
  5. Step 5: Solve for x
    x = 6,064.58/123.93
  6. Step 6: Final answer
    x = 48.94

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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.