Home / 149,620.47-206,289.49-95,817.03

Finding the Fourth Proportional to 149,620.47, 206,289.49 and 95,817.03

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Solution

The fourth proportional to 149,620.47, 206,289.49 and 95,817.03 is: 132,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,620.47 : 206,289.49 = 95,817.03 : x
  2. Step 2: Convert to fraction form
    149,620.47/206,289.49 = 95,817.03/x
  3. Step 3: Cross multiply
    149,620.47x = 206,289.49 × 95,817.03
  4. Step 4: Simplify right side
    149,620.47x = 19,766,046,252.01
  5. Step 5: Solve for x
    x = 19,766,046,252.01/149,620.47
  6. Step 6: Final answer
    x = 132,107.90

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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.