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Finding the Fourth Proportional to 43,204, 64,759.92 and 22,398.88

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Solution

The fourth proportional to 43,204, 64,759.92 and 22,398.88 is: 33,574.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,204 : 64,759.92 = 22,398.88 : x
  2. Step 2: Convert to fraction form
    43,204/64,759.92 = 22,398.88/x
  3. Step 3: Cross multiply
    43,204x = 64,759.92 × 22,398.88
  4. Step 4: Simplify right side
    43,204x = 1,450,549,676.89
  5. Step 5: Solve for x
    x = 1,450,549,676.89/43,204
  6. Step 6: Final answer
    x = 33,574.43

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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.