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Finding the Fourth Proportional to 104,093.92, 156,141.24 and 25,208

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Solution

The fourth proportional to 104,093.92, 156,141.24 and 25,208 is: 37,812.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,093.92 : 156,141.24 = 25,208 : x
  2. Step 2: Convert to fraction form
    104,093.92/156,141.24 = 25,208/x
  3. Step 3: Cross multiply
    104,093.92x = 156,141.24 × 25,208
  4. Step 4: Simplify right side
    104,093.92x = 3,936,008,377.92
  5. Step 5: Solve for x
    x = 3,936,008,377.92/104,093.92
  6. Step 6: Final answer
    x = 37,812.09

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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.