Home / 73,272.44-109,908.38-30,625.96

Finding the Fourth Proportional to 73,272.44, 109,908.38 and 30,625.96

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Solution

The fourth proportional to 73,272.44, 109,908.38 and 30,625.96 is: 45,938.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,272.44 : 109,908.38 = 30,625.96 : x
  2. Step 2: Convert to fraction form
    73,272.44/109,908.38 = 30,625.96/x
  3. Step 3: Cross multiply
    73,272.44x = 109,908.38 × 30,625.96
  4. Step 4: Simplify right side
    73,272.44x = 3,366,049,649.54
  5. Step 5: Solve for x
    x = 3,366,049,649.54/73,272.44
  6. Step 6: Final answer
    x = 45,938.82

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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.