Home / 75,682.47-104,441.82-43,869.83

Finding the Fourth Proportional to 75,682.47, 104,441.82 and 43,869.83

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Solution

The fourth proportional to 75,682.47, 104,441.82 and 43,869.83 is: 60,540.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,682.47 : 104,441.82 = 43,869.83 : x
  2. Step 2: Convert to fraction form
    75,682.47/104,441.82 = 43,869.83/x
  3. Step 3: Cross multiply
    75,682.47x = 104,441.82 × 43,869.83
  4. Step 4: Simplify right side
    75,682.47x = 4,581,844,366.08
  5. Step 5: Solve for x
    x = 4,581,844,366.08/75,682.47
  6. Step 6: Final answer
    x = 60,540.37

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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.