Finding the Fourth Proportional to 300,157.48, 414,203.62 and 164,189.48
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Solution
The fourth proportional to 300,157.48, 414,203.62 and 164,189.48 is: 226,573.99
Step by Step Solution
- Step 1: Write the proportion equation
300,157.48 : 414,203.62 = 164,189.48 : x - Step 2: Convert to fraction form
300,157.48/414,203.62 = 164,189.48/x - Step 3: Cross multiply
300,157.48x = 414,203.62 × 164,189.48 - Step 4: Simplify right side
300,157.48x = 68,007,876,981.92 - Step 5: Solve for x
x = 68,007,876,981.92/300,157.48 - Step 6: Final answer
x = 226,573.99
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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.