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Finding the Fourth Proportional to 122,720.73, 184,080.87 and 33,973.98

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Solution

The fourth proportional to 122,720.73, 184,080.87 and 33,973.98 is: 50,960.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,720.73 : 184,080.87 = 33,973.98 : x
  2. Step 2: Convert to fraction form
    122,720.73/184,080.87 = 33,973.98/x
  3. Step 3: Cross multiply
    122,720.73x = 184,080.87 × 33,973.98
  4. Step 4: Simplify right side
    122,720.73x = 6,253,959,795.76
  5. Step 5: Solve for x
    x = 6,253,959,795.76/122,720.73
  6. Step 6: Final answer
    x = 50,960.91

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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.