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Finding the Fourth Proportional to 227,675.88, 341,754.30 and 127,921.32

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Solution

The fourth proportional to 227,675.88, 341,754.30 and 127,921.32 is: 192,017.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,675.88 : 341,754.30 = 127,921.32 : x
  2. Step 2: Convert to fraction form
    227,675.88/341,754.30 = 127,921.32/x
  3. Step 3: Cross multiply
    227,675.88x = 341,754.30 × 127,921.32
  4. Step 4: Simplify right side
    227,675.88x = 43,717,661,171.68
  5. Step 5: Solve for x
    x = 43,717,661,171.68/227,675.88
  6. Step 6: Final answer
    x = 192,017.10

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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.