Home / 75,786.54-104,580.82-41,795.39

Finding the Fourth Proportional to 75,786.54, 104,580.82 and 41,795.39

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Solution

The fourth proportional to 75,786.54, 104,580.82 and 41,795.39 is: 57,675.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,786.54 : 104,580.82 = 41,795.39 : x
  2. Step 2: Convert to fraction form
    75,786.54/104,580.82 = 41,795.39/x
  3. Step 3: Cross multiply
    75,786.54x = 104,580.82 × 41,795.39
  4. Step 4: Simplify right side
    75,786.54x = 4,370,996,472.12
  5. Step 5: Solve for x
    x = 4,370,996,472.12/75,786.54
  6. Step 6: Final answer
    x = 57,675.11

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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.