Finding the Fourth Proportional to 192,634.84, 265,861.26 and 107,769.40
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Solution
The fourth proportional to 192,634.84, 265,861.26 and 107,769.40 is: 148,735.86
Step by Step Solution
- Step 1: Write the proportion equation
192,634.84 : 265,861.26 = 107,769.40 : x - Step 2: Convert to fraction form
192,634.84/265,861.26 = 107,769.40/x - Step 3: Cross multiply
192,634.84x = 265,861.26 × 107,769.40 - Step 4: Simplify right side
192,634.84x = 28,651,708,473.44 - Step 5: Solve for x
x = 28,651,708,473.44/192,634.84 - Step 6: Final answer
x = 148,735.86
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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.