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Finding the Fourth Proportional to 122,698.95, 184,052.52 and 33,945.02

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Solution

The fourth proportional to 122,698.95, 184,052.52 and 33,945.02 is: 50,918.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,698.95 : 184,052.52 = 33,945.02 : x
  2. Step 2: Convert to fraction form
    122,698.95/184,052.52 = 33,945.02/x
  3. Step 3: Cross multiply
    122,698.95x = 184,052.52 × 33,945.02
  4. Step 4: Simplify right side
    122,698.95x = 6,247,666,115.09
  5. Step 5: Solve for x
    x = 6,247,666,115.09/122,698.95
  6. Step 6: Final answer
    x = 50,918.66

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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.