Home / 148,081.36-222,121.85-48,241.39

Finding the Fourth Proportional to 148,081.36, 222,121.85 and 48,241.39

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Solution

The fourth proportional to 148,081.36, 222,121.85 and 48,241.39 is: 72,362.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,081.36 : 222,121.85 = 48,241.39 : x
  2. Step 2: Convert to fraction form
    148,081.36/222,121.85 = 48,241.39/x
  3. Step 3: Cross multiply
    148,081.36x = 222,121.85 × 48,241.39
  4. Step 4: Simplify right side
    148,081.36x = 10,715,466,793.37
  5. Step 5: Solve for x
    x = 10,715,466,793.37/148,081.36
  6. Step 6: Final answer
    x = 72,362.02

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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.