Finding the Fourth Proportional to 216,361.26, 298,577.79 and 119,562.44
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Solution
The fourth proportional to 216,361.26, 298,577.79 and 119,562.44 is: 164,995.75
Step by Step Solution
- Step 1: Write the proportion equation
216,361.26 : 298,577.79 = 119,562.44 : x - Step 2: Convert to fraction form
216,361.26/298,577.79 = 119,562.44/x - Step 3: Cross multiply
216,361.26x = 298,577.79 × 119,562.44 - Step 4: Simplify right side
216,361.26x = 35,698,687,609.32 - Step 5: Solve for x
x = 35,698,687,609.32/216,361.26 - Step 6: Final answer
x = 164,995.75
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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.