Home / 238,611.88-329,284.61-131,183.74

Finding the Fourth Proportional to 238,611.88, 329,284.61 and 131,183.74

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Solution

The fourth proportional to 238,611.88, 329,284.61 and 131,183.74 is: 181,033.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,611.88 : 329,284.61 = 131,183.74 : x
  2. Step 2: Convert to fraction form
    238,611.88/329,284.61 = 131,183.74/x
  3. Step 3: Cross multiply
    238,611.88x = 329,284.61 × 131,183.74
  4. Step 4: Simplify right side
    238,611.88x = 43,196,786,664.24
  5. Step 5: Solve for x
    x = 43,196,786,664.24/238,611.88
  6. Step 6: Final answer
    x = 181,033.68

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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.