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Finding the Fourth Proportional to 183,940.92, 275,764.74 and 169,179.48

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Solution

The fourth proportional to 183,940.92, 275,764.74 and 169,179.48 is: 253,634.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,940.92 : 275,764.74 = 169,179.48 : x
  2. Step 2: Convert to fraction form
    183,940.92/275,764.74 = 169,179.48/x
  3. Step 3: Cross multiply
    183,940.92x = 275,764.74 × 169,179.48
  4. Step 4: Simplify right side
    183,940.92x = 46,653,735,315.54
  5. Step 5: Solve for x
    x = 46,653,735,315.54/183,940.92
  6. Step 6: Final answer
    x = 253,634.35

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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.