Finding the Fourth Proportional to 234,415.15, 351,413.98 and 84,622.12
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Solution
The fourth proportional to 234,415.15, 351,413.98 and 84,622.12 is: 126,857.82
Step by Step Solution
- Step 1: Write the proportion equation
234,415.15 : 351,413.98 = 84,622.12 : x - Step 2: Convert to fraction form
234,415.15/351,413.98 = 84,622.12/x - Step 3: Cross multiply
234,415.15x = 351,413.98 × 84,622.12 - Step 4: Simplify right side
234,415.15x = 29,737,394,895.15 - Step 5: Solve for x
x = 29,737,394,895.15/234,415.15 - Step 6: Final answer
x = 126,857.82
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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.