Home / 149,694.19-206,227.07-104,290.04

Finding the Fourth Proportional to 149,694.19, 206,227.07 and 104,290.04

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Solution

The fourth proportional to 149,694.19, 206,227.07 and 104,290.04 is: 143,675.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,694.19 : 206,227.07 = 104,290.04 : x
  2. Step 2: Convert to fraction form
    149,694.19/206,227.07 = 104,290.04/x
  3. Step 3: Cross multiply
    149,694.19x = 206,227.07 × 104,290.04
  4. Step 4: Simplify right side
    149,694.19x = 21,507,429,379.38
  5. Step 5: Solve for x
    x = 21,507,429,379.38/149,694.19
  6. Step 6: Final answer
    x = 143,675.78

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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.