Home / 75,896.75-104,732.10-41,899.74

Finding the Fourth Proportional to 75,896.75, 104,732.10 and 41,899.74

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Solution

The fourth proportional to 75,896.75, 104,732.10 and 41,899.74 is: 57,818.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,896.75 : 104,732.10 = 41,899.74 : x
  2. Step 2: Convert to fraction form
    75,896.75/104,732.10 = 41,899.74/x
  3. Step 3: Cross multiply
    75,896.75x = 104,732.10 × 41,899.74
  4. Step 4: Simplify right side
    75,896.75x = 4,388,247,759.65
  5. Step 5: Solve for x
    x = 4,388,247,759.65/75,896.75
  6. Step 6: Final answer
    x = 57,818.66

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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.