Finding the Fourth Proportional to 206,812.26, 310,219.71 and 113,266.98
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Solution
The fourth proportional to 206,812.26, 310,219.71 and 113,266.98 is: 169,901.19
Step by Step Solution
- Step 1: Write the proportion equation
206,812.26 : 310,219.71 = 113,266.98 : x - Step 2: Convert to fraction form
206,812.26/310,219.71 = 113,266.98/x - Step 3: Cross multiply
206,812.26x = 310,219.71 × 113,266.98 - Step 4: Simplify right side
206,812.26x = 35,137,649,688.18 - Step 5: Solve for x
x = 35,137,649,688.18/206,812.26 - Step 6: Final answer
x = 169,901.19
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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.