Home / 313,738.14-470,399.10-114,034.80

Finding the Fourth Proportional to 313,738.14, 470,399.10 and 114,034.80

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Solution

The fourth proportional to 313,738.14, 470,399.10 and 114,034.80 is: 170,976.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,738.14 : 470,399.10 = 114,034.80 : x
  2. Step 2: Convert to fraction form
    313,738.14/470,399.10 = 114,034.80/x
  3. Step 3: Cross multiply
    313,738.14x = 470,399.10 × 114,034.80
  4. Step 4: Simplify right side
    313,738.14x = 53,641,867,288.68
  5. Step 5: Solve for x
    x = 53,641,867,288.68/313,738.14
  6. Step 6: Final answer
    x = 170,976.56

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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.