Home / 148,081.80-222,122.52-48,241.82

Finding the Fourth Proportional to 148,081.80, 222,122.52 and 48,241.82

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Solution

The fourth proportional to 148,081.80, 222,122.52 and 48,241.82 is: 72,362.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,081.80 : 222,122.52 = 48,241.82 : x
  2. Step 2: Convert to fraction form
    148,081.80/222,122.52 = 48,241.82/x
  3. Step 3: Cross multiply
    148,081.80x = 222,122.52 × 48,241.82
  4. Step 4: Simplify right side
    148,081.80x = 10,715,594,627.79
  5. Step 5: Solve for x
    x = 10,715,594,627.79/148,081.80
  6. Step 6: Final answer
    x = 72,362.67

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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.