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Finding the Fourth Proportional to 226,803.54, 340,192.80 and 69,019.68

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Solution

The fourth proportional to 226,803.54, 340,192.80 and 69,019.68 is: 103,525.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,803.54 : 340,192.80 = 69,019.68 : x
  2. Step 2: Convert to fraction form
    226,803.54/340,192.80 = 69,019.68/x
  3. Step 3: Cross multiply
    226,803.54x = 340,192.80 × 69,019.68
  4. Step 4: Simplify right side
    226,803.54x = 23,479,998,194.30
  5. Step 5: Solve for x
    x = 23,479,998,194.30/226,803.54
  6. Step 6: Final answer
    x = 103,525.71

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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.