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Finding the Fourth Proportional to 111,149.63, 166,755.67 and 44,636.47

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Solution

The fourth proportional to 111,149.63, 166,755.67 and 44,636.47 is: 66,967.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,149.63 : 166,755.67 = 44,636.47 : x
  2. Step 2: Convert to fraction form
    111,149.63/166,755.67 = 44,636.47/x
  3. Step 3: Cross multiply
    111,149.63x = 166,755.67 × 44,636.47
  4. Step 4: Simplify right side
    111,149.63x = 7,443,383,932.80
  5. Step 5: Solve for x
    x = 7,443,383,932.80/111,149.63
  6. Step 6: Final answer
    x = 66,967.24

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1.5x scale

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.