Finding the Fourth Proportional to 193,157.82, 289,816.44 and 104,306.70
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Solution
The fourth proportional to 193,157.82, 289,816.44 and 104,306.70 is: 156,503.09
Step by Step Solution
- Step 1: Write the proportion equation
193,157.82 : 289,816.44 = 104,306.70 : x - Step 2: Convert to fraction form
193,157.82/289,816.44 = 104,306.70/x - Step 3: Cross multiply
193,157.82x = 289,816.44 × 104,306.70 - Step 4: Simplify right side
193,157.82x = 30,229,796,462.15 - Step 5: Solve for x
x = 30,229,796,462.15/193,157.82 - Step 6: Final answer
x = 156,503.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.