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Finding the Fourth Proportional to 227,636.52, 314,170.04 and 127,041

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Solution

The fourth proportional to 227,636.52, 314,170.04 and 127,041 is: 175,334.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,636.52 : 314,170.04 = 127,041 : x
  2. Step 2: Convert to fraction form
    227,636.52/314,170.04 = 127,041/x
  3. Step 3: Cross multiply
    227,636.52x = 314,170.04 × 127,041
  4. Step 4: Simplify right side
    227,636.52x = 39,912,476,051.64
  5. Step 5: Solve for x
    x = 39,912,476,051.64/227,636.52
  6. Step 6: Final answer
    x = 175,334.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.