Home / 91,912.44-137,872.26-41,995.38

Finding the Fourth Proportional to 91,912.44, 137,872.26 and 41,995.38

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Solution

The fourth proportional to 91,912.44, 137,872.26 and 41,995.38 is: 62,994.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,912.44 : 137,872.26 = 41,995.38 : x
  2. Step 2: Convert to fraction form
    91,912.44/137,872.26 = 41,995.38/x
  3. Step 3: Cross multiply
    91,912.44x = 137,872.26 × 41,995.38
  4. Step 4: Simplify right side
    91,912.44x = 5,789,997,950.16
  5. Step 5: Solve for x
    x = 5,789,997,950.16/91,912.44
  6. Step 6: Final answer
    x = 62,994.71

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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.