Finding the Fourth Proportional to 146,837.04, 202,721.16 and 106,512.08
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Solution
The fourth proportional to 146,837.04, 202,721.16 and 106,512.08 is: 147,049.09
Step by Step Solution
- Step 1: Write the proportion equation
146,837.04 : 202,721.16 = 106,512.08 : x - Step 2: Convert to fraction form
146,837.04/202,721.16 = 106,512.08/x - Step 3: Cross multiply
146,837.04x = 202,721.16 × 106,512.08 - Step 4: Simplify right side
146,837.04x = 21,592,252,411.61 - Step 5: Solve for x
x = 21,592,252,411.61/146,837.04 - Step 6: Final answer
x = 147,049.09
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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.