Home / 148,736.20-222,456.30-133,054.60

Finding the Fourth Proportional to 148,736.20, 222,456.30 and 133,054.60

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Solution

The fourth proportional to 148,736.20, 222,456.30 and 133,054.60 is: 199,002.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,736.20 : 222,456.30 = 133,054.60 : x
  2. Step 2: Convert to fraction form
    148,736.20/222,456.30 = 133,054.60/x
  3. Step 3: Cross multiply
    148,736.20x = 222,456.30 × 133,054.60
  4. Step 4: Simplify right side
    148,736.20x = 29,598,834,013.98
  5. Step 5: Solve for x
    x = 29,598,834,013.98/148,736.20
  6. Step 6: Final answer
    x = 199,002.22

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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.