Home / 149,620.29-206,289.24-95,816.85

Finding the Fourth Proportional to 149,620.29, 206,289.24 and 95,816.85

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Solution

The fourth proportional to 149,620.29, 206,289.24 and 95,816.85 is: 132,107.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,620.29 : 206,289.24 = 95,816.85 : x
  2. Step 2: Convert to fraction form
    149,620.29/206,289.24 = 95,816.85/x
  3. Step 3: Cross multiply
    149,620.29x = 206,289.24 × 95,816.85
  4. Step 4: Simplify right side
    149,620.29x = 19,765,983,655.16
  5. Step 5: Solve for x
    x = 19,765,983,655.16/149,620.29
  6. Step 6: Final answer
    x = 132,107.65

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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.