Home / 76,340.35-114,456.87-33,625.51

Finding the Fourth Proportional to 76,340.35, 114,456.87 and 33,625.51

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Solution

The fourth proportional to 76,340.35, 114,456.87 and 33,625.51 is: 50,414.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,340.35 : 114,456.87 = 33,625.51 : x
  2. Step 2: Convert to fraction form
    76,340.35/114,456.87 = 33,625.51/x
  3. Step 3: Cross multiply
    76,340.35x = 114,456.87 × 33,625.51
  4. Step 4: Simplify right side
    76,340.35x = 3,848,670,054.47
  5. Step 5: Solve for x
    x = 3,848,670,054.47/76,340.35
  6. Step 6: Final answer
    x = 50,414.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.