Finding the Fourth Proportional to 146,957.24, 202,806.24 and 90,357.68
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Solution
The fourth proportional to 146,957.24, 202,806.24 and 90,357.68 is: 124,696.83
Step by Step Solution
- Step 1: Write the proportion equation
146,957.24 : 202,806.24 = 90,357.68 : x - Step 2: Convert to fraction form
146,957.24/202,806.24 = 90,357.68/x - Step 3: Cross multiply
146,957.24x = 202,806.24 × 90,357.68 - Step 4: Simplify right side
146,957.24x = 18,325,101,335.92 - Step 5: Solve for x
x = 18,325,101,335.92/146,957.24 - Step 6: Final answer
x = 124,696.83
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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.