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Finding the Fourth Proportional to 123.67, 185.50 and 32.37

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Solution

The fourth proportional to 123.67, 185.50 and 32.37 is: 48.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    123.67 : 185.50 = 32.37 : x
  2. Step 2: Convert to fraction form
    123.67/185.50 = 32.37/x
  3. Step 3: Cross multiply
    123.67x = 185.50 × 32.37
  4. Step 4: Simplify right side
    123.67x = 6,004.64
  5. Step 5: Solve for x
    x = 6,004.64/123.67
  6. Step 6: Final answer
    x = 48.55

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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.