Finding the Fourth Proportional to 214,414.36, 295,913.34 and 118,939.60
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Solution
The fourth proportional to 214,414.36, 295,913.34 and 118,939.60 is: 164,148.59
Step by Step Solution
- Step 1: Write the proportion equation
214,414.36 : 295,913.34 = 118,939.60 : x - Step 2: Convert to fraction form
214,414.36/295,913.34 = 118,939.60/x - Step 3: Cross multiply
214,414.36x = 295,913.34 × 118,939.60 - Step 4: Simplify right side
214,414.36x = 35,195,814,294.26 - Step 5: Solve for x
x = 35,195,814,294.26/214,414.36 - Step 6: Final answer
x = 164,148.59
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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.