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Finding the Fourth Proportional to 61,955.44, 92,934.60 and 19,843.60

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Solution

The fourth proportional to 61,955.44, 92,934.60 and 19,843.60 is: 29,765.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,955.44 : 92,934.60 = 19,843.60 : x
  2. Step 2: Convert to fraction form
    61,955.44/92,934.60 = 19,843.60/x
  3. Step 3: Cross multiply
    61,955.44x = 92,934.60 × 19,843.60
  4. Step 4: Simplify right side
    61,955.44x = 1,844,157,028.56
  5. Step 5: Solve for x
    x = 1,844,157,028.56/61,955.44
  6. Step 6: Final answer
    x = 29,765.86

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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.