Home / 131,231.73-196,693.94-50,125.58

Finding the Fourth Proportional to 131,231.73, 196,693.94 and 50,125.58

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Solution

The fourth proportional to 131,231.73, 196,693.94 and 50,125.58 is: 75,129.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,231.73 : 196,693.94 = 50,125.58 : x
  2. Step 2: Convert to fraction form
    131,231.73/196,693.94 = 50,125.58/x
  3. Step 3: Cross multiply
    131,231.73x = 196,693.94 × 50,125.58
  4. Step 4: Simplify right side
    131,231.73x = 9,859,396,966.83
  5. Step 5: Solve for x
    x = 9,859,396,966.83/131,231.73
  6. Step 6: Final answer
    x = 75,129.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.