Finding the Fourth Proportional to 192,757.60, 288,844.80 and 163,014.40
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Solution
The fourth proportional to 192,757.60, 288,844.80 and 163,014.40 is: 244,274.99
Step by Step Solution
- Step 1: Write the proportion equation
192,757.60 : 288,844.80 = 163,014.40 : x - Step 2: Convert to fraction form
192,757.60/288,844.80 = 163,014.40/x - Step 3: Cross multiply
192,757.60x = 288,844.80 × 163,014.40 - Step 4: Simplify right side
192,757.60x = 47,085,861,765.12 - Step 5: Solve for x
x = 47,085,861,765.12/192,757.60 - Step 6: Final answer
x = 244,274.99
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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.