Home / 146,680.32-220,131.92-107,338.96

Finding the Fourth Proportional to 146,680.32, 220,131.92 and 107,338.96

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Solution

The fourth proportional to 146,680.32, 220,131.92 and 107,338.96 is: 161,089.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,680.32 : 220,131.92 = 107,338.96 : x
  2. Step 2: Convert to fraction form
    146,680.32/220,131.92 = 107,338.96/x
  3. Step 3: Cross multiply
    146,680.32x = 220,131.92 × 107,338.96
  4. Step 4: Simplify right side
    146,680.32x = 23,628,731,355.60
  5. Step 5: Solve for x
    x = 23,628,731,355.60/146,680.32
  6. Step 6: Final answer
    x = 161,089.99

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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.