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Finding the Fourth Proportional to 113,745.44, 170,562 and 34,840.64

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Solution

The fourth proportional to 113,745.44, 170,562 and 34,840.64 is: 52,243.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,745.44 : 170,562 = 34,840.64 : x
  2. Step 2: Convert to fraction form
    113,745.44/170,562 = 34,840.64/x
  3. Step 3: Cross multiply
    113,745.44x = 170,562 × 34,840.64
  4. Step 4: Simplify right side
    113,745.44x = 5,942,489,239.68
  5. Step 5: Solve for x
    x = 5,942,489,239.68/113,745.44
  6. Step 6: Final answer
    x = 52,243.76

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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.