Home / 193,076.58-266,452.92-108,190.50

Finding the Fourth Proportional to 193,076.58, 266,452.92 and 108,190.50

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Solution

The fourth proportional to 193,076.58, 266,452.92 and 108,190.50 is: 149,306.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,076.58 : 266,452.92 = 108,190.50 : x
  2. Step 2: Convert to fraction form
    193,076.58/266,452.92 = 108,190.50/x
  3. Step 3: Cross multiply
    193,076.58x = 266,452.92 × 108,190.50
  4. Step 4: Simplify right side
    193,076.58x = 28,827,674,641.26
  5. Step 5: Solve for x
    x = 28,827,674,641.26/193,076.58
  6. Step 6: Final answer
    x = 149,306.95

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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.