Finding the Fourth Proportional to 229,207.98, 343,734.11 and 79,413.31
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Solution
The fourth proportional to 229,207.98, 343,734.11 and 79,413.31 is: 119,092.99
Step by Step Solution
- Step 1: Write the proportion equation
229,207.98 : 343,734.11 = 79,413.31 : x - Step 2: Convert to fraction form
229,207.98/343,734.11 = 79,413.31/x - Step 3: Cross multiply
229,207.98x = 343,734.11 × 79,413.31 - Step 4: Simplify right side
229,207.98x = 27,297,064,044.59 - Step 5: Solve for x
x = 27,297,064,044.59/229,207.98 - Step 6: Final answer
x = 119,092.99
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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.