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Finding the Fourth Proportional to 227,467.89, 341,189.54 and 69,696.80

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Solution

The fourth proportional to 227,467.89, 341,189.54 and 69,696.80 is: 104,541.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,467.89 : 341,189.54 = 69,696.80 : x
  2. Step 2: Convert to fraction form
    227,467.89/341,189.54 = 69,696.80/x
  3. Step 3: Cross multiply
    227,467.89x = 341,189.54 × 69,696.80
  4. Step 4: Simplify right side
    227,467.89x = 23,779,819,810.20
  5. Step 5: Solve for x
    x = 23,779,819,810.20/227,467.89
  6. Step 6: Final answer
    x = 104,541.43

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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.