Home / 140,944.44-211,418.10-47,450.28

Finding the Fourth Proportional to 140,944.44, 211,418.10 and 47,450.28

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Solution

The fourth proportional to 140,944.44, 211,418.10 and 47,450.28 is: 71,175.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,944.44 : 211,418.10 = 47,450.28 : x
  2. Step 2: Convert to fraction form
    140,944.44/211,418.10 = 47,450.28/x
  3. Step 3: Cross multiply
    140,944.44x = 211,418.10 × 47,450.28
  4. Step 4: Simplify right side
    140,944.44x = 10,031,848,042.07
  5. Step 5: Solve for x
    x = 10,031,848,042.07/140,944.44
  6. Step 6: Final answer
    x = 71,175.90

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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.