Finding the Fourth Proportional to 84,202.62, 116,195.67 and 48,367.42
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Solution
The fourth proportional to 84,202.62, 116,195.67 and 48,367.42 is: 66,744.77
Step by Step Solution
- Step 1: Write the proportion equation
84,202.62 : 116,195.67 = 48,367.42 : x - Step 2: Convert to fraction form
84,202.62/116,195.67 = 48,367.42/x - Step 3: Cross multiply
84,202.62x = 116,195.67 × 48,367.42 - Step 4: Simplify right side
84,202.62x = 5,620,084,773.07 - Step 5: Solve for x
x = 5,620,084,773.07/84,202.62 - Step 6: Final answer
x = 66,744.77
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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.