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Finding the Fourth Proportional to 222,413.65, 333,669.48 and 64,654.40

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Solution

The fourth proportional to 222,413.65, 333,669.48 and 64,654.40 is: 96,995.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,413.65 : 333,669.48 = 64,654.40 : x
  2. Step 2: Convert to fraction form
    222,413.65/333,669.48 = 64,654.40/x
  3. Step 3: Cross multiply
    222,413.65x = 333,669.48 × 64,654.40
  4. Step 4: Simplify right side
    222,413.65x = 21,573,200,619.43
  5. Step 5: Solve for x
    x = 21,573,200,619.43/222,413.65
  6. Step 6: Final answer
    x = 96,995.85

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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.