Home / 451,495.52-677,236.38-109,942.14

Finding the Fourth Proportional to 451,495.52, 677,236.38 and 109,942.14

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Solution

The fourth proportional to 451,495.52, 677,236.38 and 109,942.14 is: 164,911.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,495.52 : 677,236.38 = 109,942.14 : x
  2. Step 2: Convert to fraction form
    451,495.52/677,236.38 = 109,942.14/x
  3. Step 3: Cross multiply
    451,495.52x = 677,236.38 × 109,942.14
  4. Step 4: Simplify right side
    451,495.52x = 74,456,816,903.05
  5. Step 5: Solve for x
    x = 74,456,816,903.05/451,495.52
  6. Step 6: Final answer
    x = 164,911.53

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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.