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Finding the Fourth Proportional to 104,195.69, 156,293.54 and 25,309.39

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Solution

The fourth proportional to 104,195.69, 156,293.54 and 25,309.39 is: 37,964.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,195.69 : 156,293.54 = 25,309.39 : x
  2. Step 2: Convert to fraction form
    104,195.69/156,293.54 = 25,309.39/x
  3. Step 3: Cross multiply
    104,195.69x = 156,293.54 × 25,309.39
  4. Step 4: Simplify right side
    104,195.69x = 3,955,694,158.34
  5. Step 5: Solve for x
    x = 3,955,694,158.34/104,195.69
  6. Step 6: Final answer
    x = 37,964.09

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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.