Finding the Fourth Proportional to 203,842.63, 281,436.06 and 132,426.19
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Solution
The fourth proportional to 203,842.63, 281,436.06 and 132,426.19 is: 182,834.70
Step by Step Solution
- Step 1: Write the proportion equation
203,842.63 : 281,436.06 = 132,426.19 : x - Step 2: Convert to fraction form
203,842.63/281,436.06 = 132,426.19/x - Step 3: Cross multiply
203,842.63x = 281,436.06 × 132,426.19 - Step 4: Simplify right side
203,842.63x = 37,269,505,154.41 - Step 5: Solve for x
x = 37,269,505,154.41/203,842.63 - Step 6: Final answer
x = 182,834.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.