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Finding the Fourth Proportional to 252,198.01, 348,054.09 and 144,788.77

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Solution

The fourth proportional to 252,198.01, 348,054.09 and 144,788.77 is: 199,820.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,198.01 : 348,054.09 = 144,788.77 : x
  2. Step 2: Convert to fraction form
    252,198.01/348,054.09 = 144,788.77/x
  3. Step 3: Cross multiply
    252,198.01x = 348,054.09 × 144,788.77
  4. Step 4: Simplify right side
    252,198.01x = 50,394,323,584.57
  5. Step 5: Solve for x
    x = 50,394,323,584.57/252,198.01
  6. Step 6: Final answer
    x = 199,820.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.