Finding the Fourth Proportional to 206,577.19, 309,201.48 and 106,601.21
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Solution
The fourth proportional to 206,577.19, 309,201.48 and 106,601.21 is: 159,559.02
Step by Step Solution
- Step 1: Write the proportion equation
206,577.19 : 309,201.48 = 106,601.21 : x - Step 2: Convert to fraction form
206,577.19/309,201.48 = 106,601.21/x - Step 3: Cross multiply
206,577.19x = 309,201.48 × 106,601.21 - Step 4: Simplify right side
206,577.19x = 32,961,252,954.73 - Step 5: Solve for x
x = 32,961,252,954.73/206,577.19 - Step 6: Final answer
x = 159,559.02
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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.