Finding the Third Proportional to 68,725.50 and 106,413.75
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Solution
The third proportional to 68,725.50 and 106,413.75 is: 164,769.79
Step by Step Solution
- Step 1: Write the proportion equation
68,725.50 : 106,413.75 = 106,413.75 : x - Step 2: Convert to fraction form
68,725.50/106,413.75 = 106,413.75/x - Step 3: Cross multiply
68,725.50x = 106,413.75 × 106,413.75 - Step 4: Simplify right side
68,725.50x = 11,323,886,189.06 - Step 5: Solve for x
x = 11,323,886,189.06/68,725.50 - Step 6: Final answer
x = 164,769.79
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.