Finding the Fourth Proportional to 146,513.36, 202,207.44 and 82,863.77
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Solution
The fourth proportional to 146,513.36, 202,207.44 and 82,863.77 is: 114,362.75
Step by Step Solution
- Step 1: Write the proportion equation
146,513.36 : 202,207.44 = 82,863.77 : x - Step 2: Convert to fraction form
146,513.36/202,207.44 = 82,863.77/x - Step 3: Cross multiply
146,513.36x = 202,207.44 × 82,863.77 - Step 4: Simplify right side
146,513.36x = 16,755,669,789.41 - Step 5: Solve for x
x = 16,755,669,789.41/146,513.36 - Step 6: Final answer
x = 114,362.75
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1.5x scale
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.