Home / 238,991.37-329,819.91-131,560.26

Finding the Fourth Proportional to 238,991.37, 329,819.91 and 131,560.26

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Solution

The fourth proportional to 238,991.37, 329,819.91 and 131,560.26 is: 181,559.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,991.37 : 329,819.91 = 131,560.26 : x
  2. Step 2: Convert to fraction form
    238,991.37/329,819.91 = 131,560.26/x
  3. Step 3: Cross multiply
    238,991.37x = 329,819.91 × 131,560.26
  4. Step 4: Simplify right side
    238,991.37x = 43,391,193,112.78
  5. Step 5: Solve for x
    x = 43,391,193,112.78/238,991.37
  6. Step 6: Final answer
    x = 181,559.67

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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.