Finding the Fourth Proportional to 192,627.96, 265,812.16 and 107,728.62
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Solution
The fourth proportional to 192,627.96, 265,812.16 and 107,728.62 is: 148,657.43
Step by Step Solution
- Step 1: Write the proportion equation
192,627.96 : 265,812.16 = 107,728.62 : x - Step 2: Convert to fraction form
192,627.96/265,812.16 = 107,728.62/x - Step 3: Cross multiply
192,627.96x = 265,812.16 × 107,728.62 - Step 4: Simplify right side
192,627.96x = 28,635,577,176.02 - Step 5: Solve for x
x = 28,635,577,176.02/192,627.96 - Step 6: Final answer
x = 148,657.43
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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.