Finding the Fourth Proportional to 214,405.74, 295,889.80 and 118,906.74
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Solution
The fourth proportional to 214,405.74, 295,889.80 and 118,906.74 is: 164,096.78
Step by Step Solution
- Step 1: Write the proportion equation
214,405.74 : 295,889.80 = 118,906.74 : x - Step 2: Convert to fraction form
214,405.74/295,889.80 = 118,906.74/x - Step 3: Cross multiply
214,405.74x = 295,889.80 × 118,906.74 - Step 4: Simplify right side
214,405.74x = 35,183,291,517.25 - Step 5: Solve for x
x = 35,183,291,517.25/214,405.74 - Step 6: Final answer
x = 164,096.78
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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.