Home / 149,469.50-206,267.91-82,402.94

Finding the Fourth Proportional to 149,469.50, 206,267.91 and 82,402.94

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Solution

The fourth proportional to 149,469.50, 206,267.91 and 82,402.94 is: 113,716.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,469.50 : 206,267.91 = 82,402.94 : x
  2. Step 2: Convert to fraction form
    149,469.50/206,267.91 = 82,402.94/x
  3. Step 3: Cross multiply
    149,469.50x = 206,267.91 × 82,402.94
  4. Step 4: Simplify right side
    149,469.50x = 16,997,082,211.66
  5. Step 5: Solve for x
    x = 16,997,082,211.66/149,469.50
  6. Step 6: Final answer
    x = 113,716.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.