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Finding the Fourth Proportional to 277,730.73, 416,596.82 and 67,368.33

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Solution

The fourth proportional to 277,730.73, 416,596.82 and 67,368.33 is: 101,052.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,730.73 : 416,596.82 = 67,368.33 : x
  2. Step 2: Convert to fraction form
    277,730.73/416,596.82 = 67,368.33/x
  3. Step 3: Cross multiply
    277,730.73x = 416,596.82 × 67,368.33
  4. Step 4: Simplify right side
    277,730.73x = 28,065,431,709.87
  5. Step 5: Solve for x
    x = 28,065,431,709.87/277,730.73
  6. Step 6: Final answer
    x = 101,052.67

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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.