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Finding the Fourth Proportional to 111,049.60, 166,525.80 and 44,467.60

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Solution

The fourth proportional to 111,049.60, 166,525.80 and 44,467.60 is: 66,681.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,049.60 : 166,525.80 = 44,467.60 : x
  2. Step 2: Convert to fraction form
    111,049.60/166,525.80 = 44,467.60/x
  3. Step 3: Cross multiply
    111,049.60x = 166,525.80 × 44,467.60
  4. Step 4: Simplify right side
    111,049.60x = 7,405,002,664.08
  5. Step 5: Solve for x
    x = 7,405,002,664.08/111,049.60
  6. Step 6: Final answer
    x = 66,681.94

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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.