Home / 104,144.82-156,008.05-47,906.72

Finding the Fourth Proportional to 104,144.82, 156,008.05 and 47,906.72

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Solution

The fourth proportional to 104,144.82, 156,008.05 and 47,906.72 is: 71,763.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,144.82 : 156,008.05 = 47,906.72 : x
  2. Step 2: Convert to fraction form
    104,144.82/156,008.05 = 47,906.72/x
  3. Step 3: Cross multiply
    104,144.82x = 156,008.05 × 47,906.72
  4. Step 4: Simplify right side
    104,144.82x = 7,473,834,239.35
  5. Step 5: Solve for x
    x = 7,473,834,239.35/104,144.82
  6. Step 6: Final answer
    x = 71,763.86

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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.