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Finding the Fourth Proportional to 115.88, 174.14 and 58.92

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Solution

The fourth proportional to 115.88, 174.14 and 58.92 is: 88.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    115.88 : 174.14 = 58.92 : x
  2. Step 2: Convert to fraction form
    115.88/174.14 = 58.92/x
  3. Step 3: Cross multiply
    115.88x = 174.14 × 58.92
  4. Step 4: Simplify right side
    115.88x = 10,260.33
  5. Step 5: Solve for x
    x = 10,260.33/115.88
  6. Step 6: Final answer
    x = 88.54

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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.