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Finding the Fourth Proportional to 195.55, 293.01 and 123.25

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Solution

The fourth proportional to 195.55, 293.01 and 123.25 is: 184.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.55 : 293.01 = 123.25 : x
  2. Step 2: Convert to fraction form
    195.55/293.01 = 123.25/x
  3. Step 3: Cross multiply
    195.55x = 293.01 × 123.25
  4. Step 4: Simplify right side
    195.55x = 36,113.48
  5. Step 5: Solve for x
    x = 36,113.48/195.55
  6. Step 6: Final answer
    x = 184.68

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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.