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Finding the Fourth Proportional to 104,636.44, 156,941.34 and 34,498.36

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Solution

The fourth proportional to 104,636.44, 156,941.34 and 34,498.36 is: 51,743.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,636.44 : 156,941.34 = 34,498.36 : x
  2. Step 2: Convert to fraction form
    104,636.44/156,941.34 = 34,498.36/x
  3. Step 3: Cross multiply
    104,636.44x = 156,941.34 × 34,498.36
  4. Step 4: Simplify right side
    104,636.44x = 5,414,218,846.20
  5. Step 5: Solve for x
    x = 5,414,218,846.20/104,636.44
  6. Step 6: Final answer
    x = 51,743.15

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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.