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Finding the Fourth Proportional to 252,771.16, 379,273.96 and 110,597.68

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Solution

The fourth proportional to 252,771.16, 379,273.96 and 110,597.68 is: 165,947.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,771.16 : 379,273.96 = 110,597.68 : x
  2. Step 2: Convert to fraction form
    252,771.16/379,273.96 = 110,597.68/x
  3. Step 3: Cross multiply
    252,771.16x = 379,273.96 × 110,597.68
  4. Step 4: Simplify right side
    252,771.16x = 41,946,820,060.41
  5. Step 5: Solve for x
    x = 41,946,820,060.41/252,771.16
  6. Step 6: Final answer
    x = 165,947.81

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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.