Finding the Fourth Proportional to 204,413.02, 306,619.62 and 91,961.92
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Solution
The fourth proportional to 204,413.02, 306,619.62 and 91,961.92 is: 137,942.92
Step by Step Solution
- Step 1: Write the proportion equation
204,413.02 : 306,619.62 = 91,961.92 : x - Step 2: Convert to fraction form
204,413.02/306,619.62 = 91,961.92/x - Step 3: Cross multiply
204,413.02x = 306,619.62 × 91,961.92 - Step 4: Simplify right side
204,413.02x = 28,197,328,964.87 - Step 5: Solve for x
x = 28,197,328,964.87/204,413.02 - Step 6: Final answer
x = 137,942.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.