Home / 179,635.30-269,550.15-79,810.90

Finding the Fourth Proportional to 179,635.30, 269,550.15 and 79,810.90

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Solution

The fourth proportional to 179,635.30, 269,550.15 and 79,810.90 is: 119,759.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,635.30 : 269,550.15 = 79,810.90 : x
  2. Step 2: Convert to fraction form
    179,635.30/269,550.15 = 79,810.90/x
  3. Step 3: Cross multiply
    179,635.30x = 269,550.15 × 79,810.90
  4. Step 4: Simplify right side
    179,635.30x = 21,513,040,066.64
  5. Step 5: Solve for x
    x = 21,513,040,066.64/179,635.30
  6. Step 6: Final answer
    x = 119,759.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.