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Finding the Fourth Proportional to 53,481.70, 80,251.35 and 23,904.10

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Solution

The fourth proportional to 53,481.70, 80,251.35 and 23,904.10 is: 35,869.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,481.70 : 80,251.35 = 23,904.10 : x
  2. Step 2: Convert to fraction form
    53,481.70/80,251.35 = 23,904.10/x
  3. Step 3: Cross multiply
    53,481.70x = 80,251.35 × 23,904.10
  4. Step 4: Simplify right side
    53,481.70x = 1,918,336,295.54
  5. Step 5: Solve for x
    x = 1,918,336,295.54/53,481.70
  6. Step 6: Final answer
    x = 35,869.02

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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.