Home / 149,305.26-206,041.24-82,237.26

Finding the Fourth Proportional to 149,305.26, 206,041.24 and 82,237.26

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Solution

The fourth proportional to 149,305.26, 206,041.24 and 82,237.26 is: 113,487.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,305.26 : 206,041.24 = 82,237.26 : x
  2. Step 2: Convert to fraction form
    149,305.26/206,041.24 = 82,237.26/x
  3. Step 3: Cross multiply
    149,305.26x = 206,041.24 × 82,237.26
  4. Step 4: Simplify right side
    149,305.26x = 16,944,267,024.60
  5. Step 5: Solve for x
    x = 16,944,267,024.60/149,305.26
  6. Step 6: Final answer
    x = 113,487.41

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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.