Finding the Fourth Proportional to 182,318.40, 273,639.60 and 107,344.80
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Solution
The fourth proportional to 182,318.40, 273,639.60 and 107,344.80 is: 161,112.58
Step by Step Solution
- Step 1: Write the proportion equation
182,318.40 : 273,639.60 = 107,344.80 : x - Step 2: Convert to fraction form
182,318.40/273,639.60 = 107,344.80/x - Step 3: Cross multiply
182,318.40x = 273,639.60 × 107,344.80 - Step 4: Simplify right side
182,318.40x = 29,373,788,134.08 - Step 5: Solve for x
x = 29,373,788,134.08/182,318.40 - Step 6: Final answer
x = 161,112.58
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1.5x scale
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.