Home / 51,172.62-76,665.40-37,097.73

Finding the Fourth Proportional to 51,172.62, 76,665.40 and 37,097.73

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Solution

The fourth proportional to 51,172.62, 76,665.40 and 37,097.73 is: 55,578.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,172.62 : 76,665.40 = 37,097.73 : x
  2. Step 2: Convert to fraction form
    51,172.62/76,665.40 = 37,097.73/x
  3. Step 3: Cross multiply
    51,172.62x = 76,665.40 × 37,097.73
  4. Step 4: Simplify right side
    51,172.62x = 2,844,112,309.54
  5. Step 5: Solve for x
    x = 2,844,112,309.54/51,172.62
  6. Step 6: Final answer
    x = 55,578.79

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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.