Home / 73,018.94-100,761.22-41,975.16

Finding the Fourth Proportional to 73,018.94, 100,761.22 and 41,975.16

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Solution

The fourth proportional to 73,018.94, 100,761.22 and 41,975.16 is: 57,922.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,018.94 : 100,761.22 = 41,975.16 : x
  2. Step 2: Convert to fraction form
    73,018.94/100,761.22 = 41,975.16/x
  3. Step 3: Cross multiply
    73,018.94x = 100,761.22 × 41,975.16
  4. Step 4: Simplify right side
    73,018.94x = 4,229,468,331.30
  5. Step 5: Solve for x
    x = 4,229,468,331.30/73,018.94
  6. Step 6: Final answer
    x = 57,922.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.