Home / 192,772.45-266,025.94-107,889.52

Finding the Fourth Proportional to 192,772.45, 266,025.94 and 107,889.52

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Solution

The fourth proportional to 192,772.45, 266,025.94 and 107,889.52 is: 148,887.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,772.45 : 266,025.94 = 107,889.52 : x
  2. Step 2: Convert to fraction form
    192,772.45/266,025.94 = 107,889.52/x
  3. Step 3: Cross multiply
    192,772.45x = 266,025.94 × 107,889.52
  4. Step 4: Simplify right side
    192,772.45x = 28,701,410,974.15
  5. Step 5: Solve for x
    x = 28,701,410,974.15/192,772.45
  6. Step 6: Final answer
    x = 148,887.51

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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.