Home / 111,072.23-166,622.27-36,172.26

Finding the Fourth Proportional to 111,072.23, 166,622.27 and 36,172.26

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Solution

The fourth proportional to 111,072.23, 166,622.27 and 36,172.26 is: 54,262.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,072.23 : 166,622.27 = 36,172.26 : x
  2. Step 2: Convert to fraction form
    111,072.23/166,622.27 = 36,172.26/x
  3. Step 3: Cross multiply
    111,072.23x = 166,622.27 × 36,172.26
  4. Step 4: Simplify right side
    111,072.23x = 6,027,103,891.37
  5. Step 5: Solve for x
    x = 6,027,103,891.37/111,072.23
  6. Step 6: Final answer
    x = 54,262.93

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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.