Home / 226,645.30-339,953.37-68,875.12

Finding the Fourth Proportional to 226,645.30, 339,953.37 and 68,875.12

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Solution

The fourth proportional to 226,645.30, 339,953.37 and 68,875.12 is: 103,308.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,645.30 : 339,953.37 = 68,875.12 : x
  2. Step 2: Convert to fraction form
    226,645.30/339,953.37 = 68,875.12/x
  3. Step 3: Cross multiply
    226,645.30x = 339,953.37 × 68,875.12
  4. Step 4: Simplify right side
    226,645.30x = 23,414,329,153.15
  5. Step 5: Solve for x
    x = 23,414,329,153.15/226,645.30
  6. Step 6: Final answer
    x = 103,308.25

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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.