Home / 171,942.70-257,914.05-162,757.30

Finding the Fourth Proportional to 171,942.70, 257,914.05 and 162,757.30

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Solution

The fourth proportional to 171,942.70, 257,914.05 and 162,757.30 is: 244,135.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,942.70 : 257,914.05 = 162,757.30 : x
  2. Step 2: Convert to fraction form
    171,942.70/257,914.05 = 162,757.30/x
  3. Step 3: Cross multiply
    171,942.70x = 257,914.05 × 162,757.30
  4. Step 4: Simplify right side
    171,942.70x = 41,977,394,410.07
  5. Step 5: Solve for x
    x = 41,977,394,410.07/171,942.70
  6. Step 6: Final answer
    x = 244,135.95

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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.