Home / 226,280.64-339,464.62-86,028.34

Finding the Fourth Proportional to 226,280.64, 339,464.62 and 86,028.34

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Solution

The fourth proportional to 226,280.64, 339,464.62 and 86,028.34 is: 129,059.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,280.64 : 339,464.62 = 86,028.34 : x
  2. Step 2: Convert to fraction form
    226,280.64/339,464.62 = 86,028.34/x
  3. Step 3: Cross multiply
    226,280.64x = 339,464.62 × 86,028.34
  4. Step 4: Simplify right side
    226,280.64x = 29,203,577,747.33
  5. Step 5: Solve for x
    x = 29,203,577,747.33/226,280.64
  6. Step 6: Final answer
    x = 129,059.11

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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.