Home / 140,800.78-211,183.55-46,023.03

Finding the Fourth Proportional to 140,800.78, 211,183.55 and 46,023.03

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Solution

The fourth proportional to 140,800.78, 211,183.55 and 46,023.03 is: 69,028.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,800.78 : 211,183.55 = 46,023.03 : x
  2. Step 2: Convert to fraction form
    140,800.78/211,183.55 = 46,023.03/x
  3. Step 3: Cross multiply
    140,800.78x = 211,183.55 × 46,023.03
  4. Step 4: Simplify right side
    140,800.78x = 9,719,306,857.16
  5. Step 5: Solve for x
    x = 9,719,306,857.16/140,800.78
  6. Step 6: Final answer
    x = 69,028.79

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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.