Home / 300,754.32-451,099.69-158,542.62

Finding the Fourth Proportional to 300,754.32, 451,099.69 and 158,542.62

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Solution

The fourth proportional to 300,754.32, 451,099.69 and 158,542.62 is: 237,797.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,754.32 : 451,099.69 = 158,542.62 : x
  2. Step 2: Convert to fraction form
    300,754.32/451,099.69 = 158,542.62/x
  3. Step 3: Cross multiply
    300,754.32x = 451,099.69 × 158,542.62
  4. Step 4: Simplify right side
    300,754.32x = 71,518,526,733.79
  5. Step 5: Solve for x
    x = 71,518,526,733.79/300,754.32
  6. Step 6: Final answer
    x = 237,797.17

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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.