Home / 188,889.26-281,951.93-166,469.81

Finding the Fourth Proportional to 188,889.26, 281,951.93 and 166,469.81

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Solution

The fourth proportional to 188,889.26, 281,951.93 and 166,469.81 is: 248,486.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,889.26 : 281,951.93 = 166,469.81 : x
  2. Step 2: Convert to fraction form
    188,889.26/281,951.93 = 166,469.81/x
  3. Step 3: Cross multiply
    188,889.26x = 281,951.93 × 166,469.81
  4. Step 4: Simplify right side
    188,889.26x = 46,936,483,222.65
  5. Step 5: Solve for x
    x = 46,936,483,222.65/188,889.26
  6. Step 6: Final answer
    x = 248,486.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.