Finding the Fourth Proportional to 206,841.18, 309,974.71 and 94,246.23
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Solution
The fourth proportional to 206,841.18, 309,974.71 and 94,246.23 is: 141,238.55
Step by Step Solution
- Step 1: Write the proportion equation
206,841.18 : 309,974.71 = 94,246.23 : x - Step 2: Convert to fraction form
206,841.18/309,974.71 = 94,246.23/x - Step 3: Cross multiply
206,841.18x = 309,974.71 × 94,246.23 - Step 4: Simplify right side
206,841.18x = 29,213,947,812.84 - Step 5: Solve for x
x = 29,213,947,812.84/206,841.18 - Step 6: Final answer
x = 141,238.55
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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.