Finding the Fourth Proportional to 202,279.60, 303,492.30 and 84,035.80
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Solution
The fourth proportional to 202,279.60, 303,492.30 and 84,035.80 is: 126,083.99
Step by Step Solution
- Step 1: Write the proportion equation
202,279.60 : 303,492.30 = 84,035.80 : x - Step 2: Convert to fraction form
202,279.60/303,492.30 = 84,035.80/x - Step 3: Cross multiply
202,279.60x = 303,492.30 × 84,035.80 - Step 4: Simplify right side
202,279.60x = 25,504,218,224.34 - Step 5: Solve for x
x = 25,504,218,224.34/202,279.60 - Step 6: Final answer
x = 126,083.99
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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.