Home / 193,351.37-266,826.70-108,470.25

Finding the Fourth Proportional to 193,351.37, 266,826.70 and 108,470.25

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Solution

The fourth proportional to 193,351.37, 266,826.70 and 108,470.25 is: 149,689.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,351.37 : 266,826.70 = 108,470.25 : x
  2. Step 2: Convert to fraction form
    193,351.37/266,826.70 = 108,470.25/x
  3. Step 3: Cross multiply
    193,351.37x = 266,826.70 × 108,470.25
  4. Step 4: Simplify right side
    193,351.37x = 28,942,758,584.50
  5. Step 5: Solve for x
    x = 28,942,758,584.50/193,351.37
  6. Step 6: Final answer
    x = 149,689.96

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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.