Home / 149,584.19-206,446.05-95,141.43

Finding the Fourth Proportional to 149,584.19, 206,446.05 and 95,141.43

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Solution

The fourth proportional to 149,584.19, 206,446.05 and 95,141.43 is: 131,307.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,584.19 : 206,446.05 = 95,141.43 : x
  2. Step 2: Convert to fraction form
    149,584.19/206,446.05 = 95,141.43/x
  3. Step 3: Cross multiply
    149,584.19x = 206,446.05 × 95,141.43
  4. Step 4: Simplify right side
    149,584.19x = 19,641,572,414.85
  5. Step 5: Solve for x
    x = 19,641,572,414.85/149,584.19
  6. Step 6: Final answer
    x = 131,307.81

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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.