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Finding the Fourth Proportional to 241,894.56, 362,845.52 and 84,128.44

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Solution

The fourth proportional to 241,894.56, 362,845.52 and 84,128.44 is: 126,193.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,894.56 : 362,845.52 = 84,128.44 : x
  2. Step 2: Convert to fraction form
    241,894.56/362,845.52 = 84,128.44/x
  3. Step 3: Cross multiply
    241,894.56x = 362,845.52 × 84,128.44
  4. Step 4: Simplify right side
    241,894.56x = 30,525,627,558.59
  5. Step 5: Solve for x
    x = 30,525,627,558.59/241,894.56
  6. Step 6: Final answer
    x = 126,193.94

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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.