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Finding the Fourth Proportional to 63.23, 95.19 and 58.46

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Solution

The fourth proportional to 63.23, 95.19 and 58.46 is: 88.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.23 : 95.19 = 58.46 : x
  2. Step 2: Convert to fraction form
    63.23/95.19 = 58.46/x
  3. Step 3: Cross multiply
    63.23x = 95.19 × 58.46
  4. Step 4: Simplify right side
    63.23x = 5,565.05
  5. Step 5: Solve for x
    x = 5,565.05/63.23
  6. Step 6: Final answer
    x = 88.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.