Home / 225,429.43-311,039.22-133,502.29

Finding the Fourth Proportional to 225,429.43, 311,039.22 and 133,502.29

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Solution

The fourth proportional to 225,429.43, 311,039.22 and 133,502.29 is: 184,201.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,429.43 : 311,039.22 = 133,502.29 : x
  2. Step 2: Convert to fraction form
    225,429.43/311,039.22 = 133,502.29/x
  3. Step 3: Cross multiply
    225,429.43x = 311,039.22 × 133,502.29
  4. Step 4: Simplify right side
    225,429.43x = 41,524,448,149.81
  5. Step 5: Solve for x
    x = 41,524,448,149.81/225,429.43
  6. Step 6: Final answer
    x = 184,201.54

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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.