Finding the Fourth Proportional to 251,824.56, 347,413.77 and 149,829.63
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Solution
The fourth proportional to 251,824.56, 347,413.77 and 149,829.63 is: 206,702.94
Step by Step Solution
- Step 1: Write the proportion equation
251,824.56 : 347,413.77 = 149,829.63 : x - Step 2: Convert to fraction form
251,824.56/347,413.77 = 149,829.63/x - Step 3: Cross multiply
251,824.56x = 347,413.77 × 149,829.63 - Step 4: Simplify right side
251,824.56x = 52,052,876,616.01 - Step 5: Solve for x
x = 52,052,876,616.01/251,824.56 - Step 6: Final answer
x = 206,702.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.