Finding the Fourth Proportional to 248,841.24, 343,404.66 and 141,413.64
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Solution
The fourth proportional to 248,841.24, 343,404.66 and 141,413.64 is: 195,152.95
Step by Step Solution
- Step 1: Write the proportion equation
248,841.24 : 343,404.66 = 141,413.64 : x - Step 2: Convert to fraction form
248,841.24/343,404.66 = 141,413.64/x - Step 3: Cross multiply
248,841.24x = 343,404.66 × 141,413.64 - Step 4: Simplify right side
248,841.24x = 48,562,102,963.56 - Step 5: Solve for x
x = 48,562,102,963.56/248,841.24 - Step 6: Final answer
x = 195,152.95
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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.