Home / 451,250.44-677,141.73-167,140.56

Finding the Fourth Proportional to 451,250.44, 677,141.73 and 167,140.56

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Solution

The fourth proportional to 451,250.44, 677,141.73 and 167,140.56 is: 250,809.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,250.44 : 677,141.73 = 167,140.56 : x
  2. Step 2: Convert to fraction form
    451,250.44/677,141.73 = 167,140.56/x
  3. Step 3: Cross multiply
    451,250.44x = 677,141.73 × 167,140.56
  4. Step 4: Simplify right side
    451,250.44x = 113,177,847,951.57
  5. Step 5: Solve for x
    x = 113,177,847,951.57/451,250.44
  6. Step 6: Final answer
    x = 250,809.39

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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.