Home / 234,995.44-324,299.20-139,502.48

Finding the Fourth Proportional to 234,995.44, 324,299.20 and 139,502.48

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Solution

The fourth proportional to 234,995.44, 324,299.20 and 139,502.48 is: 192,516.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,995.44 : 324,299.20 = 139,502.48 : x
  2. Step 2: Convert to fraction form
    234,995.44/324,299.20 = 139,502.48/x
  3. Step 3: Cross multiply
    234,995.44x = 324,299.20 × 139,502.48
  4. Step 4: Simplify right side
    234,995.44x = 45,240,542,662.02
  5. Step 5: Solve for x
    x = 45,240,542,662.02/234,995.44
  6. Step 6: Final answer
    x = 192,516.68

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1.5x scale

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.