Home / 73,181.79-109,761.39-23,255.37

Finding the Fourth Proportional to 73,181.79, 109,761.39 and 23,255.37

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Solution

The fourth proportional to 73,181.79, 109,761.39 and 23,255.37 is: 34,879.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,181.79 : 109,761.39 = 23,255.37 : x
  2. Step 2: Convert to fraction form
    73,181.79/109,761.39 = 23,255.37/x
  3. Step 3: Cross multiply
    73,181.79x = 109,761.39 × 23,255.37
  4. Step 4: Simplify right side
    73,181.79x = 2,552,541,736.16
  5. Step 5: Solve for x
    x = 2,552,541,736.16/73,181.79
  6. Step 6: Final answer
    x = 34,879.47

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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.