Home / 131,269.75-196,918.31-50,216.62

Finding the Fourth Proportional to 131,269.75, 196,918.31 and 50,216.62

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Solution

The fourth proportional to 131,269.75, 196,918.31 and 50,216.62 is: 75,330.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,269.75 : 196,918.31 = 50,216.62 : x
  2. Step 2: Convert to fraction form
    131,269.75/196,918.31 = 50,216.62/x
  3. Step 3: Cross multiply
    131,269.75x = 196,918.31 × 50,216.62
  4. Step 4: Simplify right side
    131,269.75x = 9,888,571,944.31
  5. Step 5: Solve for x
    x = 9,888,571,944.31/131,269.75
  6. Step 6: Final answer
    x = 75,330.17

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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.