Finding the Fourth Proportional to 192,549.60, 288,873.06 and 155,446.80
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Solution
The fourth proportional to 192,549.60, 288,873.06 and 155,446.80 is: 233,209.48
Step by Step Solution
- Step 1: Write the proportion equation
192,549.60 : 288,873.06 = 155,446.80 : x - Step 2: Convert to fraction form
192,549.60/288,873.06 = 155,446.80/x - Step 3: Cross multiply
192,549.60x = 288,873.06 × 155,446.80 - Step 4: Simplify right side
192,549.60x = 44,904,392,783.21 - Step 5: Solve for x
x = 44,904,392,783.21/192,549.60 - Step 6: Final answer
x = 233,209.48
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1.5x scale
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.