Home / 141,654.52-212,481.89-135,504.60

Finding the Fourth Proportional to 141,654.52, 212,481.89 and 135,504.60

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Solution

The fourth proportional to 141,654.52, 212,481.89 and 135,504.60 is: 203,257.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,654.52 : 212,481.89 = 135,504.60 : x
  2. Step 2: Convert to fraction form
    141,654.52/212,481.89 = 135,504.60/x
  3. Step 3: Cross multiply
    141,654.52x = 212,481.89 × 135,504.60
  4. Step 4: Simplify right side
    141,654.52x = 28,792,273,511.69
  5. Step 5: Solve for x
    x = 28,792,273,511.69/141,654.52
  6. Step 6: Final answer
    x = 203,257.01

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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.