Finding the Fourth Proportional to 180,211.08, 270,427.79 and 91,528.23
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Solution
The fourth proportional to 180,211.08, 270,427.79 and 91,528.23 is: 137,348.81
Step by Step Solution
- Step 1: Write the proportion equation
180,211.08 : 270,427.79 = 91,528.23 : x - Step 2: Convert to fraction form
180,211.08/270,427.79 = 91,528.23/x - Step 3: Cross multiply
180,211.08x = 270,427.79 × 91,528.23 - Step 4: Simplify right side
180,211.08x = 24,751,777,190.33 - Step 5: Solve for x
x = 24,751,777,190.33/180,211.08 - Step 6: Final answer
x = 137,348.81
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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.