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Finding the Fourth Proportional to 195.26, 293.04 and 87.03

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Solution

The fourth proportional to 195.26, 293.04 and 87.03 is: 130.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.26 : 293.04 = 87.03 : x
  2. Step 2: Convert to fraction form
    195.26/293.04 = 87.03/x
  3. Step 3: Cross multiply
    195.26x = 293.04 × 87.03
  4. Step 4: Simplify right side
    195.26x = 25,503.27
  5. Step 5: Solve for x
    x = 25,503.27/195.26
  6. Step 6: Final answer
    x = 130.62

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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.