Finding the Fourth Proportional to 180,139.80, 270,224.70 and 53,771.70
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Solution
The fourth proportional to 180,139.80, 270,224.70 and 53,771.70 is: 80,662.03
Step by Step Solution
- Step 1: Write the proportion equation
180,139.80 : 270,224.70 = 53,771.70 : x - Step 2: Convert to fraction form
180,139.80/270,224.70 = 53,771.70/x - Step 3: Cross multiply
180,139.80x = 270,224.70 × 53,771.70 - Step 4: Simplify right side
180,139.80x = 14,530,441,500.99 - Step 5: Solve for x
x = 14,530,441,500.99/180,139.80 - Step 6: Final answer
x = 80,662.03
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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.