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Finding the Fourth Proportional to 64.26, 95.88 and 63.32

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Solution

The fourth proportional to 64.26, 95.88 and 63.32 is: 94.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64.26 : 95.88 = 63.32 : x
  2. Step 2: Convert to fraction form
    64.26/95.88 = 63.32/x
  3. Step 3: Cross multiply
    64.26x = 95.88 × 63.32
  4. Step 4: Simplify right side
    64.26x = 6,070.88
  5. Step 5: Solve for x
    x = 6,070.88/64.26
  6. Step 6: Final answer
    x = 94.47

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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.