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Finding the Fourth Proportional to 113,745.26, 170,650.68 and 34,871.12

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Solution

The fourth proportional to 113,745.26, 170,650.68 and 34,871.12 is: 52,316.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,745.26 : 170,650.68 = 34,871.12 : x
  2. Step 2: Convert to fraction form
    113,745.26/170,650.68 = 34,871.12/x
  3. Step 3: Cross multiply
    113,745.26x = 170,650.68 × 34,871.12
  4. Step 4: Simplify right side
    113,745.26x = 5,950,780,340.36
  5. Step 5: Solve for x
    x = 5,950,780,340.36/113,745.26
  6. Step 6: Final answer
    x = 52,316.73

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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.