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Finding the Fourth Proportional to 227,443.74, 341,231.19 and 69,695.43

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Solution

The fourth proportional to 227,443.74, 341,231.19 and 69,695.43 is: 104,563.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,443.74 : 341,231.19 = 69,695.43 : x
  2. Step 2: Convert to fraction form
    227,443.74/341,231.19 = 69,695.43/x
  3. Step 3: Cross multiply
    227,443.74x = 341,231.19 × 69,695.43
  4. Step 4: Simplify right side
    227,443.74x = 23,782,254,516.46
  5. Step 5: Solve for x
    x = 23,782,254,516.46/227,443.74
  6. Step 6: Final answer
    x = 104,563.24

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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.