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Finding the Fourth Proportional to 104,447.63, 156,656.41 and 33,378.37

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Solution

The fourth proportional to 104,447.63, 156,656.41 and 33,378.37 is: 50,062.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,447.63 : 156,656.41 = 33,378.37 : x
  2. Step 2: Convert to fraction form
    104,447.63/156,656.41 = 33,378.37/x
  3. Step 3: Cross multiply
    104,447.63x = 156,656.41 × 33,378.37
  4. Step 4: Simplify right side
    104,447.63x = 5,228,935,615.85
  5. Step 5: Solve for x
    x = 5,228,935,615.85/104,447.63
  6. Step 6: Final answer
    x = 50,062.75

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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.