Home / 444,764.16-667,147.59-107,803.49

Finding the Fourth Proportional to 444,764.16, 667,147.59 and 107,803.49

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Solution

The fourth proportional to 444,764.16, 667,147.59 and 107,803.49 is: 161,705.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,764.16 : 667,147.59 = 107,803.49 : x
  2. Step 2: Convert to fraction form
    444,764.16/667,147.59 = 107,803.49/x
  3. Step 3: Cross multiply
    444,764.16x = 667,147.59 × 107,803.49
  4. Step 4: Simplify right side
    444,764.16x = 71,920,835,211.35
  5. Step 5: Solve for x
    x = 71,920,835,211.35/444,764.16
  6. Step 6: Final answer
    x = 161,705.55

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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.