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Finding the Fourth Proportional to 111,062, 166,610.34 and 36,164.48

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Solution

The fourth proportional to 111,062, 166,610.34 and 36,164.48 is: 54,252.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,062 : 166,610.34 = 36,164.48 : x
  2. Step 2: Convert to fraction form
    111,062/166,610.34 = 36,164.48/x
  3. Step 3: Cross multiply
    111,062x = 166,610.34 × 36,164.48
  4. Step 4: Simplify right side
    111,062x = 6,025,376,308.72
  5. Step 5: Solve for x
    x = 6,025,376,308.72/111,062
  6. Step 6: Final answer
    x = 54,252.37

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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.