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Finding the Fourth Proportional to 245,568.63, 368,353.05 and 110,474.91

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Solution

The fourth proportional to 245,568.63, 368,353.05 and 110,474.91 is: 165,712.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,568.63 : 368,353.05 = 110,474.91 : x
  2. Step 2: Convert to fraction form
    245,568.63/368,353.05 = 110,474.91/x
  3. Step 3: Cross multiply
    245,568.63x = 368,353.05 × 110,474.91
  4. Step 4: Simplify right side
    245,568.63x = 40,693,770,046.98
  5. Step 5: Solve for x
    x = 40,693,770,046.98/245,568.63
  6. Step 6: Final answer
    x = 165,712.41

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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.