Finding the Third Proportional to 121,413.94 and 183,814.31
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Solution
The third proportional to 121,413.94 and 183,814.31 is: 278,285.20
Step by Step Solution
- Step 1: Write the proportion equation
121,413.94 : 183,814.31 = 183,814.31 : x - Step 2: Convert to fraction form
121,413.94/183,814.31 = 183,814.31/x - Step 3: Cross multiply
121,413.94x = 183,814.31 × 183,814.31 - Step 4: Simplify right side
121,413.94x = 33,787,701,479.85 - Step 5: Solve for x
x = 33,787,701,479.85/121,413.94 - Step 6: Final answer
x = 278,285.20
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.