Finding the Fourth Proportional to 246,116.56, 339,640.99 and 132,939.31
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Solution
The fourth proportional to 246,116.56, 339,640.99 and 132,939.31 is: 183,456.32
Step by Step Solution
- Step 1: Write the proportion equation
246,116.56 : 339,640.99 = 132,939.31 : x - Step 2: Convert to fraction form
246,116.56/339,640.99 = 132,939.31/x - Step 3: Cross multiply
246,116.56x = 339,640.99 × 132,939.31 - Step 4: Simplify right side
246,116.56x = 45,151,638,858.32 - Step 5: Solve for x
x = 45,151,638,858.32/246,116.56 - Step 6: Final answer
x = 183,456.32
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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.