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Finding the Fourth Proportional to 67,647.73, 101,470.54 and 23,274.87

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Solution

The fourth proportional to 67,647.73, 101,470.54 and 23,274.87 is: 34,911.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,647.73 : 101,470.54 = 23,274.87 : x
  2. Step 2: Convert to fraction form
    67,647.73/101,470.54 = 23,274.87/x
  3. Step 3: Cross multiply
    67,647.73x = 101,470.54 × 23,274.87
  4. Step 4: Simplify right side
    67,647.73x = 2,361,713,627.33
  5. Step 5: Solve for x
    x = 2,361,713,627.33/67,647.73
  6. Step 6: Final answer
    x = 34,911.94

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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.