Home / 238,652.45-329,341.61-131,229.44

Finding the Fourth Proportional to 238,652.45, 329,341.61 and 131,229.44

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Solution

The fourth proportional to 238,652.45, 329,341.61 and 131,229.44 is: 181,097.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,652.45 : 329,341.61 = 131,229.44 : x
  2. Step 2: Convert to fraction form
    238,652.45/329,341.61 = 131,229.44/x
  3. Step 3: Cross multiply
    238,652.45x = 329,341.61 × 131,229.44
  4. Step 4: Simplify right side
    238,652.45x = 43,219,315,049.00
  5. Step 5: Solve for x
    x = 43,219,315,049.00/238,652.45
  6. Step 6: Final answer
    x = 181,097.30

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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.