Finding the Fourth Proportional to 121,722.67, 182,566.96 and 41,759.31
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Solution
The fourth proportional to 121,722.67, 182,566.96 and 41,759.31 is: 62,633.12
Step by Step Solution
- Step 1: Write the proportion equation
121,722.67 : 182,566.96 = 41,759.31 : x - Step 2: Convert to fraction form
121,722.67/182,566.96 = 41,759.31/x - Step 3: Cross multiply
121,722.67x = 182,566.96 × 41,759.31 - Step 4: Simplify right side
121,722.67x = 7,623,870,278.40 - Step 5: Solve for x
x = 7,623,870,278.40/121,722.67 - Step 6: Final answer
x = 62,633.12
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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.