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Finding the Fourth Proportional to 300,733.76, 451,107.96 and 101,057.04

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Solution

The fourth proportional to 300,733.76, 451,107.96 and 101,057.04 is: 151,588.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,733.76 : 451,107.96 = 101,057.04 : x
  2. Step 2: Convert to fraction form
    300,733.76/451,107.96 = 101,057.04/x
  3. Step 3: Cross multiply
    300,733.76x = 451,107.96 × 101,057.04
  4. Step 4: Simplify right side
    300,733.76x = 45,587,635,158.04
  5. Step 5: Solve for x
    x = 45,587,635,158.04/300,733.76
  6. Step 6: Final answer
    x = 151,588.02

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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.