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Finding the Fourth Proportional to 135,888.93, 203,843.42 and 36,046.91

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Solution

The fourth proportional to 135,888.93, 203,843.42 and 36,046.91 is: 54,073.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,888.93 : 203,843.42 = 36,046.91 : x
  2. Step 2: Convert to fraction form
    135,888.93/203,843.42 = 36,046.91/x
  3. Step 3: Cross multiply
    135,888.93x = 203,843.42 × 36,046.91
  4. Step 4: Simplify right side
    135,888.93x = 7,347,926,014.56
  5. Step 5: Solve for x
    x = 7,347,926,014.56/135,888.93
  6. Step 6: Final answer
    x = 54,073.03

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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.