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Finding the Fourth Proportional to 222,718.48, 333,919.06 and 104,325.23

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Solution

The fourth proportional to 222,718.48, 333,919.06 and 104,325.23 is: 156,413.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,718.48 : 333,919.06 = 104,325.23 : x
  2. Step 2: Convert to fraction form
    222,718.48/333,919.06 = 104,325.23/x
  3. Step 3: Cross multiply
    222,718.48x = 333,919.06 × 104,325.23
  4. Step 4: Simplify right side
    222,718.48x = 34,836,183,309.87
  5. Step 5: Solve for x
    x = 34,836,183,309.87/222,718.48
  6. Step 6: Final answer
    x = 156,413.53

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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.