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Finding the Fourth Proportional to 169,491.10, 254,234.82 and 41,408.54

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Solution

The fourth proportional to 169,491.10, 254,234.82 and 41,408.54 is: 62,112.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,491.10 : 254,234.82 = 41,408.54 : x
  2. Step 2: Convert to fraction form
    169,491.10/254,234.82 = 41,408.54/x
  3. Step 3: Cross multiply
    169,491.10x = 254,234.82 × 41,408.54
  4. Step 4: Simplify right side
    169,491.10x = 10,527,492,713.36
  5. Step 5: Solve for x
    x = 10,527,492,713.36/169,491.10
  6. Step 6: Final answer
    x = 62,112.36

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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.