Finding the Fourth Proportional to 129,827.80, 182,283.80 and 129,827.80
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Solution
The fourth proportional to 129,827.80, 182,283.80 and 129,827.80 is: 182,283.80
Step by Step Solution
- Step 1: Write the proportion equation
129,827.80 : 182,283.80 = 129,827.80 : x - Step 2: Convert to fraction form
129,827.80/182,283.80 = 129,827.80/x - Step 3: Cross multiply
129,827.80x = 182,283.80 × 129,827.80 - Step 4: Simplify right side
129,827.80x = 23,665,504,729.64 - Step 5: Solve for x
x = 23,665,504,729.64/129,827.80 - Step 6: Final answer
x = 182,283.80
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.