Home / 445,024.08-667,529.84-108,067.28

Finding the Fourth Proportional to 445,024.08, 667,529.84 and 108,067.28

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Solution

The fourth proportional to 445,024.08, 667,529.84 and 108,067.28 is: 162,099.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,024.08 : 667,529.84 = 108,067.28 : x
  2. Step 2: Convert to fraction form
    445,024.08/667,529.84 = 108,067.28/x
  3. Step 3: Cross multiply
    445,024.08x = 667,529.84 × 108,067.28
  4. Step 4: Simplify right side
    445,024.08x = 72,138,134,127.64
  5. Step 5: Solve for x
    x = 72,138,134,127.64/445,024.08
  6. Step 6: Final answer
    x = 162,099.39

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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.