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Finding the Fourth Proportional to 169,197.44, 253,786.82 and 56,866.06

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Solution

The fourth proportional to 169,197.44, 253,786.82 and 56,866.06 is: 85,295.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,197.44 : 253,786.82 = 56,866.06 : x
  2. Step 2: Convert to fraction form
    169,197.44/253,786.82 = 56,866.06/x
  3. Step 3: Cross multiply
    169,197.44x = 253,786.82 × 56,866.06
  4. Step 4: Simplify right side
    169,197.44x = 14,431,856,172.33
  5. Step 5: Solve for x
    x = 14,431,856,172.33/169,197.44
  6. Step 6: Final answer
    x = 85,295.95

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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.