Finding the Fourth Proportional to 115,540.30, 173,316.60 and 36,660.70
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Solution
The fourth proportional to 115,540.30, 173,316.60 and 36,660.70 is: 54,993.00
Step by Step Solution
- Step 1: Write the proportion equation
115,540.30 : 173,316.60 = 36,660.70 : x - Step 2: Convert to fraction form
115,540.30/173,316.60 = 36,660.70/x - Step 3: Cross multiply
115,540.30x = 173,316.60 × 36,660.70 - Step 4: Simplify right side
115,540.30x = 6,353,907,877.62 - Step 5: Solve for x
x = 6,353,907,877.62/115,540.30 - Step 6: Final answer
x = 54,993.00
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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.