Home / 75,786.83-104,586.49-41,796.66

Finding the Fourth Proportional to 75,786.83, 104,586.49 and 41,796.66

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Solution

The fourth proportional to 75,786.83, 104,586.49 and 41,796.66 is: 57,679.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,786.83 : 104,586.49 = 41,796.66 : x
  2. Step 2: Convert to fraction form
    75,786.83/104,586.49 = 41,796.66/x
  3. Step 3: Cross multiply
    75,786.83x = 104,586.49 × 41,796.66
  4. Step 4: Simplify right side
    75,786.83x = 4,371,365,963.12
  5. Step 5: Solve for x
    x = 4,371,365,963.12/75,786.83
  6. Step 6: Final answer
    x = 57,679.76

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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.