Finding the Fourth Proportional to 84,226.23, 116,218.97 and 48,409.55
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Solution
The fourth proportional to 84,226.23, 116,218.97 and 48,409.55 is: 66,797.57
Step by Step Solution
- Step 1: Write the proportion equation
84,226.23 : 116,218.97 = 48,409.55 : x - Step 2: Convert to fraction form
84,226.23/116,218.97 = 48,409.55/x - Step 3: Cross multiply
84,226.23x = 116,218.97 × 48,409.55 - Step 4: Simplify right side
84,226.23x = 5,626,107,216.02 - Step 5: Solve for x
x = 5,626,107,216.02/84,226.23 - Step 6: Final answer
x = 66,797.57
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.