Home / 238,747.12-329,471.20-131,325.33

Finding the Fourth Proportional to 238,747.12, 329,471.20 and 131,325.33

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Solution

The fourth proportional to 238,747.12, 329,471.20 and 131,325.33 is: 181,229.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,747.12 : 329,471.20 = 131,325.33 : x
  2. Step 2: Convert to fraction form
    238,747.12/329,471.20 = 131,325.33/x
  3. Step 3: Cross multiply
    238,747.12x = 329,471.20 × 131,325.33
  4. Step 4: Simplify right side
    238,747.12x = 43,267,914,065.50
  5. Step 5: Solve for x
    x = 43,267,914,065.50/238,747.12
  6. Step 6: Final answer
    x = 181,229.05

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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.