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Finding the Fourth Proportional to 232,383.52, 320,676.22 and 130,399.48

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Solution

The fourth proportional to 232,383.52, 320,676.22 and 130,399.48 is: 179,943.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,383.52 : 320,676.22 = 130,399.48 : x
  2. Step 2: Convert to fraction form
    232,383.52/320,676.22 = 130,399.48/x
  3. Step 3: Cross multiply
    232,383.52x = 320,676.22 × 130,399.48
  4. Step 4: Simplify right side
    232,383.52x = 41,816,012,336.37
  5. Step 5: Solve for x
    x = 41,816,012,336.37/232,383.52
  6. Step 6: Final answer
    x = 179,943.97

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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.