Home / 111,144.13-166,733.55-36,246.86

Finding the Fourth Proportional to 111,144.13, 166,733.55 and 36,246.86

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Solution

The fourth proportional to 111,144.13, 166,733.55 and 36,246.86 is: 54,375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,144.13 : 166,733.55 = 36,246.86 : x
  2. Step 2: Convert to fraction form
    111,144.13/166,733.55 = 36,246.86/x
  3. Step 3: Cross multiply
    111,144.13x = 166,733.55 × 36,246.86
  4. Step 4: Simplify right side
    111,144.13x = 6,043,566,946.41
  5. Step 5: Solve for x
    x = 6,043,566,946.41/111,144.13
  6. Step 6: Final answer
    x = 54,375.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.