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Finding the Fourth Proportional to 53,179.92, 79,694.67 and 29,497.89

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Solution

The fourth proportional to 53,179.92, 79,694.67 and 29,497.89 is: 44,205.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,179.92 : 79,694.67 = 29,497.89 : x
  2. Step 2: Convert to fraction form
    53,179.92/79,694.67 = 29,497.89/x
  3. Step 3: Cross multiply
    53,179.92x = 79,694.67 × 29,497.89
  4. Step 4: Simplify right side
    53,179.92x = 2,350,824,609.25
  5. Step 5: Solve for x
    x = 2,350,824,609.25/53,179.92
  6. Step 6: Final answer
    x = 44,205.12

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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.