Home / 238,674.88-329,371.60-131,246.72

Finding the Fourth Proportional to 238,674.88, 329,371.60 and 131,246.72

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Solution

The fourth proportional to 238,674.88, 329,371.60 and 131,246.72 is: 181,120.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,674.88 : 329,371.60 = 131,246.72 : x
  2. Step 2: Convert to fraction form
    238,674.88/329,371.60 = 131,246.72/x
  3. Step 3: Cross multiply
    238,674.88x = 329,371.60 × 131,246.72
  4. Step 4: Simplify right side
    238,674.88x = 43,228,942,161.15
  5. Step 5: Solve for x
    x = 43,228,942,161.15/238,674.88
  6. Step 6: Final answer
    x = 181,120.62

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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.