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Finding the Fourth Proportional to 64,495.67, 96,736.20 and 22,367.97

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Solution

The fourth proportional to 64,495.67, 96,736.20 and 22,367.97 is: 33,549.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,495.67 : 96,736.20 = 22,367.97 : x
  2. Step 2: Convert to fraction form
    64,495.67/96,736.20 = 22,367.97/x
  3. Step 3: Cross multiply
    64,495.67x = 96,736.20 × 22,367.97
  4. Step 4: Simplify right side
    64,495.67x = 2,163,792,419.51
  5. Step 5: Solve for x
    x = 2,163,792,419.51/64,495.67
  6. Step 6: Final answer
    x = 33,549.42

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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.