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Finding the Fourth Proportional to 226,956.76, 340,486.19 and 69,201.16

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Solution

The fourth proportional to 226,956.76, 340,486.19 and 69,201.16 is: 103,817.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,956.76 : 340,486.19 = 69,201.16 : x
  2. Step 2: Convert to fraction form
    226,956.76/340,486.19 = 69,201.16/x
  3. Step 3: Cross multiply
    226,956.76x = 340,486.19 × 69,201.16
  4. Step 4: Simplify right side
    226,956.76x = 23,562,039,311.98
  5. Step 5: Solve for x
    x = 23,562,039,311.98/226,956.76
  6. Step 6: Final answer
    x = 103,817.31

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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.