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Finding the Fourth Proportional to 226,696.39, 340,063.62 and 68,926.21

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Solution

The fourth proportional to 226,696.39, 340,063.62 and 68,926.21 is: 103,395.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,696.39 : 340,063.62 = 68,926.21 : x
  2. Step 2: Convert to fraction form
    226,696.39/340,063.62 = 68,926.21/x
  3. Step 3: Cross multiply
    226,696.39x = 340,063.62 × 68,926.21
  4. Step 4: Simplify right side
    226,696.39x = 23,439,295,376.85
  5. Step 5: Solve for x
    x = 23,439,295,376.85/226,696.39
  6. Step 6: Final answer
    x = 103,395.10

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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.