Home / 193,222.32-266,662.26-107,189.79

Finding the Fourth Proportional to 193,222.32, 266,662.26 and 107,189.79

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Solution

The fourth proportional to 193,222.32, 266,662.26 and 107,189.79 is: 147,930.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,222.32 : 266,662.26 = 107,189.79 : x
  2. Step 2: Convert to fraction form
    193,222.32/266,662.26 = 107,189.79/x
  3. Step 3: Cross multiply
    193,222.32x = 266,662.26 × 107,189.79
  4. Step 4: Simplify right side
    193,222.32x = 28,583,471,650.33
  5. Step 5: Solve for x
    x = 28,583,471,650.33/193,222.32
  6. Step 6: Final answer
    x = 147,930.49

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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.