Home / 75,456.41-104,131.73-41,467.16

Finding the Fourth Proportional to 75,456.41, 104,131.73 and 41,467.16

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Solution

The fourth proportional to 75,456.41, 104,131.73 and 41,467.16 is: 57,225.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,456.41 : 104,131.73 = 41,467.16 : x
  2. Step 2: Convert to fraction form
    75,456.41/104,131.73 = 41,467.16/x
  3. Step 3: Cross multiply
    75,456.41x = 104,131.73 × 41,467.16
  4. Step 4: Simplify right side
    75,456.41x = 4,318,046,380.99
  5. Step 5: Solve for x
    x = 4,318,046,380.99/75,456.41
  6. Step 6: Final answer
    x = 57,225.71

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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.