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Finding the Fourth Proportional to 226,574.68, 339,840.04 and 68,804.48

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Solution

The fourth proportional to 226,574.68, 339,840.04 and 68,804.48 is: 103,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,574.68 : 339,840.04 = 68,804.48 : x
  2. Step 2: Convert to fraction form
    226,574.68/339,840.04 = 68,804.48/x
  3. Step 3: Cross multiply
    226,574.68x = 339,840.04 × 68,804.48
  4. Step 4: Simplify right side
    226,574.68x = 23,382,517,235.38
  5. Step 5: Solve for x
    x = 23,382,517,235.38/226,574.68
  6. Step 6: Final answer
    x = 103,200.05

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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.