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Finding the Fourth Proportional to 222,891.80, 334,336.52 and 54,413.02

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Solution

The fourth proportional to 222,891.80, 334,336.52 and 54,413.02 is: 81,619.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,891.80 : 334,336.52 = 54,413.02 : x
  2. Step 2: Convert to fraction form
    222,891.80/334,336.52 = 54,413.02/x
  3. Step 3: Cross multiply
    222,891.80x = 334,336.52 × 54,413.02
  4. Step 4: Simplify right side
    222,891.80x = 18,192,259,749.49
  5. Step 5: Solve for x
    x = 18,192,259,749.49/222,891.80
  6. Step 6: Final answer
    x = 81,619.24

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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.