Home / 148,743.63-222,893.91-82,202.85

Finding the Fourth Proportional to 148,743.63, 222,893.91 and 82,202.85

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Solution

The fourth proportional to 148,743.63, 222,893.91 and 82,202.85 is: 123,181.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,743.63 : 222,893.91 = 82,202.85 : x
  2. Step 2: Convert to fraction form
    148,743.63/222,893.91 = 82,202.85/x
  3. Step 3: Cross multiply
    148,743.63x = 222,893.91 × 82,202.85
  4. Step 4: Simplify right side
    148,743.63x = 18,322,514,649.64
  5. Step 5: Solve for x
    x = 18,322,514,649.64/148,743.63
  6. Step 6: Final answer
    x = 123,181.84

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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.