Home / 232,040.75-320,144.33-130,052.05

Finding the Fourth Proportional to 232,040.75, 320,144.33 and 130,052.05

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Solution

The fourth proportional to 232,040.75, 320,144.33 and 130,052.05 is: 179,431.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,040.75 : 320,144.33 = 130,052.05 : x
  2. Step 2: Convert to fraction form
    232,040.75/320,144.33 = 130,052.05/x
  3. Step 3: Cross multiply
    232,040.75x = 320,144.33 × 130,052.05
  4. Step 4: Simplify right side
    232,040.75x = 41,635,425,937.15
  5. Step 5: Solve for x
    x = 41,635,425,937.15/232,040.75
  6. Step 6: Final answer
    x = 179,431.53

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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.