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Finding the Fourth Proportional to 111,097.25, 166,645.06 and 44,536.40

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Solution

The fourth proportional to 111,097.25, 166,645.06 and 44,536.40 is: 66,804.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,097.25 : 166,645.06 = 44,536.40 : x
  2. Step 2: Convert to fraction form
    111,097.25/166,645.06 = 44,536.40/x
  3. Step 3: Cross multiply
    111,097.25x = 166,645.06 × 44,536.40
  4. Step 4: Simplify right side
    111,097.25x = 7,421,770,105.62
  5. Step 5: Solve for x
    x = 7,421,770,105.62/111,097.25
  6. Step 6: Final answer
    x = 66,804.27

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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.