Home / 238,494.90-329,107.05-131,062.62

Finding the Fourth Proportional to 238,494.90, 329,107.05 and 131,062.62

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Solution

The fourth proportional to 238,494.90, 329,107.05 and 131,062.62 is: 180,857.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,494.90 : 329,107.05 = 131,062.62 : x
  2. Step 2: Convert to fraction form
    238,494.90/329,107.05 = 131,062.62/x
  3. Step 3: Cross multiply
    238,494.90x = 329,107.05 × 131,062.62
  4. Step 4: Simplify right side
    238,494.90x = 43,133,632,233.47
  5. Step 5: Solve for x
    x = 43,133,632,233.47/238,494.90
  6. Step 6: Final answer
    x = 180,857.67

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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.