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Finding the Fourth Proportional to 202,076.60, 303,090.60 and 83,735.60

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Solution

The fourth proportional to 202,076.60, 303,090.60 and 83,735.60 is: 125,593.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,076.60 : 303,090.60 = 83,735.60 : x
  2. Step 2: Convert to fraction form
    202,076.60/303,090.60 = 83,735.60/x
  3. Step 3: Cross multiply
    202,076.60x = 303,090.60 × 83,735.60
  4. Step 4: Simplify right side
    202,076.60x = 25,379,473,245.36
  5. Step 5: Solve for x
    x = 25,379,473,245.36/202,076.60
  6. Step 6: Final answer
    x = 125,593.33

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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.