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Finding the Fourth Proportional to 226,766.66, 340,226.52 and 100,389.46

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Solution

The fourth proportional to 226,766.66, 340,226.52 and 100,389.46 is: 150,618.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,766.66 : 340,226.52 = 100,389.46 : x
  2. Step 2: Convert to fraction form
    226,766.66/340,226.52 = 100,389.46/x
  3. Step 3: Cross multiply
    226,766.66x = 340,226.52 × 100,389.46
  4. Step 4: Simplify right side
    226,766.66x = 34,155,156,620.48
  5. Step 5: Solve for x
    x = 34,155,156,620.48/226,766.66
  6. Step 6: Final answer
    x = 150,618.07

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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.