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Finding the Fourth Proportional to 195.03, 292.49 and 58.05

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Solution

The fourth proportional to 195.03, 292.49 and 58.05 is: 87.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.03 : 292.49 = 58.05 : x
  2. Step 2: Convert to fraction form
    195.03/292.49 = 58.05/x
  3. Step 3: Cross multiply
    195.03x = 292.49 × 58.05
  4. Step 4: Simplify right side
    195.03x = 16,978.75
  5. Step 5: Solve for x
    x = 16,978.75/195.03
  6. Step 6: Final answer
    x = 87.06

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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.