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Finding the Fourth Proportional to 64,336.62, 96,486.48 and 22,205.76

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Solution

The fourth proportional to 64,336.62, 96,486.48 and 22,205.76 is: 33,302.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,336.62 : 96,486.48 = 22,205.76 : x
  2. Step 2: Convert to fraction form
    64,336.62/96,486.48 = 22,205.76/x
  3. Step 3: Cross multiply
    64,336.62x = 96,486.48 × 22,205.76
  4. Step 4: Simplify right side
    64,336.62x = 2,142,555,618.12
  5. Step 5: Solve for x
    x = 2,142,555,618.12/64,336.62
  6. Step 6: Final answer
    x = 33,302.27

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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.