Home / 131,950.05-197,923.92-47,678.33

Finding the Fourth Proportional to 131,950.05, 197,923.92 and 47,678.33

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Solution

The fourth proportional to 131,950.05, 197,923.92 and 47,678.33 is: 71,517.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,950.05 : 197,923.92 = 47,678.33 : x
  2. Step 2: Convert to fraction form
    131,950.05/197,923.92 = 47,678.33/x
  3. Step 3: Cross multiply
    131,950.05x = 197,923.92 × 47,678.33
  4. Step 4: Simplify right side
    131,950.05x = 9,436,680,983.03
  5. Step 5: Solve for x
    x = 9,436,680,983.03/131,950.05
  6. Step 6: Final answer
    x = 71,517.07

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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.