Finding the Fourth Proportional to 189,413.40, 284,135.28 and 63,049.08
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Solution
The fourth proportional to 189,413.40, 284,135.28 and 63,049.08 is: 94,578.67
Step by Step Solution
- Step 1: Write the proportion equation
189,413.40 : 284,135.28 = 63,049.08 : x - Step 2: Convert to fraction form
189,413.40/284,135.28 = 63,049.08/x - Step 3: Cross multiply
189,413.40x = 284,135.28 × 63,049.08 - Step 4: Simplify right side
189,413.40x = 17,914,467,999.54 - Step 5: Solve for x
x = 17,914,467,999.54/189,413.40 - Step 6: Final answer
x = 94,578.67
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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.