Home / 149,619.92-206,476.20-82,551.92

Finding the Fourth Proportional to 149,619.92, 206,476.20 and 82,551.92

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Solution

The fourth proportional to 149,619.92, 206,476.20 and 82,551.92 is: 113,922.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,619.92 : 206,476.20 = 82,551.92 : x
  2. Step 2: Convert to fraction form
    149,619.92/206,476.20 = 82,551.92/x
  3. Step 3: Cross multiply
    149,619.92x = 206,476.20 × 82,551.92
  4. Step 4: Simplify right side
    149,619.92x = 17,045,006,744.30
  5. Step 5: Solve for x
    x = 17,045,006,744.30/149,619.92
  6. Step 6: Final answer
    x = 113,922.04

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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.