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Finding the Fourth Proportional to 64.01, 95.52 and 58.26

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Solution

The fourth proportional to 64.01, 95.52 and 58.26 is: 86.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64.01 : 95.52 = 58.26 : x
  2. Step 2: Convert to fraction form
    64.01/95.52 = 58.26/x
  3. Step 3: Cross multiply
    64.01x = 95.52 × 58.26
  4. Step 4: Simplify right side
    64.01x = 5,565.57
  5. Step 5: Solve for x
    x = 5,565.57/64.01
  6. Step 6: Final answer
    x = 86.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.