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Finding the Fourth Proportional to 64,252.80, 96,329.79 and 32,636.88

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Solution

The fourth proportional to 64,252.80, 96,329.79 and 32,636.88 is: 48,930.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,252.80 : 96,329.79 = 32,636.88 : x
  2. Step 2: Convert to fraction form
    64,252.80/96,329.79 = 32,636.88/x
  3. Step 3: Cross multiply
    64,252.80x = 96,329.79 × 32,636.88
  4. Step 4: Simplify right side
    64,252.80x = 3,143,903,796.66
  5. Step 5: Solve for x
    x = 3,143,903,796.66/64,252.80
  6. Step 6: Final answer
    x = 48,930.22

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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.