Home / 90,923.73-136,382.37-27,741.30

Finding the Fourth Proportional to 90,923.73, 136,382.37 and 27,741.30

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Solution

The fourth proportional to 90,923.73, 136,382.37 and 27,741.30 is: 41,610.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,923.73 : 136,382.37 = 27,741.30 : x
  2. Step 2: Convert to fraction form
    90,923.73/136,382.37 = 27,741.30/x
  3. Step 3: Cross multiply
    90,923.73x = 136,382.37 × 27,741.30
  4. Step 4: Simplify right side
    90,923.73x = 3,783,424,240.88
  5. Step 5: Solve for x
    x = 3,783,424,240.88/90,923.73
  6. Step 6: Final answer
    x = 41,610.97

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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.