Finding the Fourth Proportional to 146,812.80, 202,633.92 and 96,516.48
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Solution
The fourth proportional to 146,812.80, 202,633.92 and 96,516.48 is: 133,213.95
Step by Step Solution
- Step 1: Write the proportion equation
146,812.80 : 202,633.92 = 96,516.48 : x - Step 2: Convert to fraction form
146,812.80/202,633.92 = 96,516.48/x - Step 3: Cross multiply
146,812.80x = 202,633.92 × 96,516.48 - Step 4: Simplify right side
146,812.80x = 19,557,512,687.00 - Step 5: Solve for x
x = 19,557,512,687.00/146,812.80 - Step 6: Final answer
x = 133,213.95
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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.