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Finding the Fourth Proportional to 192,627, 265,825.26 and 125,559

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Solution

The fourth proportional to 192,627, 265,825.26 and 125,559 is: 173,271.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,627 : 265,825.26 = 125,559 : x
  2. Step 2: Convert to fraction form
    192,627/265,825.26 = 125,559/x
  3. Step 3: Cross multiply
    192,627x = 265,825.26 × 125,559
  4. Step 4: Simplify right side
    192,627x = 33,376,753,820.34
  5. Step 5: Solve for x
    x = 33,376,753,820.34/192,627
  6. Step 6: Final answer
    x = 173,271.42

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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.