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Finding the Fourth Proportional to 111,751.36, 167,556.96 and 41,572.96

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Solution

The fourth proportional to 111,751.36, 167,556.96 and 41,572.96 is: 62,333.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,751.36 : 167,556.96 = 41,572.96 : x
  2. Step 2: Convert to fraction form
    111,751.36/167,556.96 = 41,572.96/x
  3. Step 3: Cross multiply
    111,751.36x = 167,556.96 × 41,572.96
  4. Step 4: Simplify right side
    111,751.36x = 6,965,838,795.80
  5. Step 5: Solve for x
    x = 6,965,838,795.80/111,751.36
  6. Step 6: Final answer
    x = 62,333.37

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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.