Home / 188,884.26-281,944.43-166,464.78

Finding the Fourth Proportional to 188,884.26, 281,944.43 and 166,464.78

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Solution

The fourth proportional to 188,884.26, 281,944.43 and 166,464.78 is: 248,479.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,884.26 : 281,944.43 = 166,464.78 : x
  2. Step 2: Convert to fraction form
    188,884.26/281,944.43 = 166,464.78/x
  3. Step 3: Cross multiply
    188,884.26x = 281,944.43 × 166,464.78
  4. Step 4: Simplify right side
    188,884.26x = 46,933,816,102.45
  5. Step 5: Solve for x
    x = 46,933,816,102.45/188,884.26
  6. Step 6: Final answer
    x = 248,479.24

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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.