Finding the Fourth Proportional to 198,359.62, 273,735.41 and 107,714.84
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Solution
The fourth proportional to 198,359.62, 273,735.41 and 107,714.84 is: 148,646.00
Step by Step Solution
- Step 1: Write the proportion equation
198,359.62 : 273,735.41 = 107,714.84 : x - Step 2: Convert to fraction form
198,359.62/273,735.41 = 107,714.84/x - Step 3: Cross multiply
198,359.62x = 273,735.41 × 107,714.84 - Step 4: Simplify right side
198,359.62x = 29,485,363,983.23 - Step 5: Solve for x
x = 29,485,363,983.23/198,359.62 - Step 6: Final answer
x = 148,646.00
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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.