Home / 226,019.88-339,084.63-68,238.90

Finding the Fourth Proportional to 226,019.88, 339,084.63 and 68,238.90

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Solution

The fourth proportional to 226,019.88, 339,084.63 and 68,238.90 is: 102,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,019.88 : 339,084.63 = 68,238.90 : x
  2. Step 2: Convert to fraction form
    226,019.88/339,084.63 = 68,238.90/x
  3. Step 3: Cross multiply
    226,019.88x = 339,084.63 × 68,238.90
  4. Step 4: Simplify right side
    226,019.88x = 23,138,762,158.11
  5. Step 5: Solve for x
    x = 23,138,762,158.11/226,019.88
  6. Step 6: Final answer
    x = 102,374.90

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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.