Home / 226,125.20-339,187.80-68,464.40

Finding the Fourth Proportional to 226,125.20, 339,187.80 and 68,464.40

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Solution

The fourth proportional to 226,125.20, 339,187.80 and 68,464.40 is: 102,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,125.20 : 339,187.80 = 68,464.40 : x
  2. Step 2: Convert to fraction form
    226,125.20/339,187.80 = 68,464.40/x
  3. Step 3: Cross multiply
    226,125.20x = 339,187.80 × 68,464.40
  4. Step 4: Simplify right side
    226,125.20x = 23,222,289,214.32
  5. Step 5: Solve for x
    x = 23,222,289,214.32/226,125.20
  6. Step 6: Final answer
    x = 102,696.60

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1.5x scale

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.