Home / 75,564.82-104,273-43,735.68

Finding the Fourth Proportional to 75,564.82, 104,273 and 43,735.68

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Solution

The fourth proportional to 75,564.82, 104,273 and 43,735.68 is: 60,351.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,564.82 : 104,273 = 43,735.68 : x
  2. Step 2: Convert to fraction form
    75,564.82/104,273 = 43,735.68/x
  3. Step 3: Cross multiply
    75,564.82x = 104,273 × 43,735.68
  4. Step 4: Simplify right side
    75,564.82x = 4,560,450,560.64
  5. Step 5: Solve for x
    x = 4,560,450,560.64/75,564.82
  6. Step 6: Final answer
    x = 60,351.50

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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.