Home / 149,604.26-206,433.41-85,942.04

Finding the Fourth Proportional to 149,604.26, 206,433.41 and 85,942.04

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Solution

The fourth proportional to 149,604.26, 206,433.41 and 85,942.04 is: 118,588.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,604.26 : 206,433.41 = 85,942.04 : x
  2. Step 2: Convert to fraction form
    149,604.26/206,433.41 = 85,942.04/x
  3. Step 3: Cross multiply
    149,604.26x = 206,433.41 × 85,942.04
  4. Step 4: Simplify right side
    149,604.26x = 17,741,306,917.68
  5. Step 5: Solve for x
    x = 17,741,306,917.68/149,604.26
  6. Step 6: Final answer
    x = 118,588.25

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1.5x scale

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.