Home / 193,481.60-266,989.92-108,582.24

Finding the Fourth Proportional to 193,481.60, 266,989.92 and 108,582.24

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Solution

The fourth proportional to 193,481.60, 266,989.92 and 108,582.24 is: 149,835.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,481.60 : 266,989.92 = 108,582.24 : x
  2. Step 2: Convert to fraction form
    193,481.60/266,989.92 = 108,582.24/x
  3. Step 3: Cross multiply
    193,481.60x = 266,989.92 × 108,582.24
  4. Step 4: Simplify right side
    193,481.60x = 28,990,363,571.02
  5. Step 5: Solve for x
    x = 28,990,363,571.02/193,481.60
  6. Step 6: Final answer
    x = 149,835.25

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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.