Finding the Fourth Proportional to 206,841.93, 309,975.84 and 94,246.98
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Solution
The fourth proportional to 206,841.93, 309,975.84 and 94,246.98 is: 141,239.67
Step by Step Solution
- Step 1: Write the proportion equation
206,841.93 : 309,975.84 = 94,246.98 : x - Step 2: Convert to fraction form
206,841.93/309,975.84 = 94,246.98/x - Step 3: Cross multiply
206,841.93x = 309,975.84 × 94,246.98 - Step 4: Simplify right side
206,841.93x = 29,214,286,792.96 - Step 5: Solve for x
x = 29,214,286,792.96/206,841.93 - Step 6: Final answer
x = 141,239.67
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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.