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Finding the Fourth Proportional to 104,608, 156,903.10 and 41,410.93

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Solution

The fourth proportional to 104,608, 156,903.10 and 41,410.93 is: 62,112.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,608 : 156,903.10 = 41,410.93 : x
  2. Step 2: Convert to fraction form
    104,608/156,903.10 = 41,410.93/x
  3. Step 3: Cross multiply
    104,608x = 156,903.10 × 41,410.93
  4. Step 4: Simplify right side
    104,608x = 6,497,503,290.88
  5. Step 5: Solve for x
    x = 6,497,503,290.88/104,608
  6. Step 6: Final answer
    x = 62,112.87

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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.