Home / 300,732.46-451,150.80-101,072.32

Finding the Fourth Proportional to 300,732.46, 451,150.80 and 101,072.32

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Solution

The fourth proportional to 300,732.46, 451,150.80 and 101,072.32 is: 151,625.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,732.46 : 451,150.80 = 101,072.32 : x
  2. Step 2: Convert to fraction form
    300,732.46/451,150.80 = 101,072.32/x
  3. Step 3: Cross multiply
    300,732.46x = 451,150.80 × 101,072.32
  4. Step 4: Simplify right side
    300,732.46x = 45,598,858,025.86
  5. Step 5: Solve for x
    x = 45,598,858,025.86/300,732.46
  6. Step 6: Final answer
    x = 151,625.99

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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.