Home / 99,049-148,556.24-45,736.44

Finding the Fourth Proportional to 99,049, 148,556.24 and 45,736.44

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Solution

The fourth proportional to 99,049, 148,556.24 and 45,736.44 is: 68,596.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,049 : 148,556.24 = 45,736.44 : x
  2. Step 2: Convert to fraction form
    99,049/148,556.24 = 45,736.44/x
  3. Step 3: Cross multiply
    99,049x = 148,556.24 × 45,736.44
  4. Step 4: Simplify right side
    99,049x = 6,794,433,557.39
  5. Step 5: Solve for x
    x = 6,794,433,557.39/99,049
  6. Step 6: Final answer
    x = 68,596.69

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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.