Finding the Fourth Proportional to 214,701.29, 322,051.94 and 56,942.05
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Solution
The fourth proportional to 214,701.29, 322,051.94 and 56,942.05 is: 85,413.08
Step by Step Solution
- Step 1: Write the proportion equation
214,701.29 : 322,051.94 = 56,942.05 : x - Step 2: Convert to fraction form
214,701.29/322,051.94 = 56,942.05/x - Step 3: Cross multiply
214,701.29x = 322,051.94 × 56,942.05 - Step 4: Simplify right side
214,701.29x = 18,338,297,670.08 - Step 5: Solve for x
x = 18,338,297,670.08/214,701.29 - Step 6: Final answer
x = 85,413.08
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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.