Home / 238,759.82-329,483.18-131,327.50

Finding the Fourth Proportional to 238,759.82, 329,483.18 and 131,327.50

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Solution

The fourth proportional to 238,759.82, 329,483.18 and 131,327.50 is: 181,229.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,759.82 : 329,483.18 = 131,327.50 : x
  2. Step 2: Convert to fraction form
    238,759.82/329,483.18 = 131,327.50/x
  3. Step 3: Cross multiply
    238,759.82x = 329,483.18 × 131,327.50
  4. Step 4: Simplify right side
    238,759.82x = 43,270,202,321.45
  5. Step 5: Solve for x
    x = 43,270,202,321.45/238,759.82
  6. Step 6: Final answer
    x = 181,229.00

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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.