Finding the Fourth Proportional to 194,827.20, 292,240.80 and 177,316.80
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Solution
The fourth proportional to 194,827.20, 292,240.80 and 177,316.80 is: 265,975.20
Step by Step Solution
- Step 1: Write the proportion equation
194,827.20 : 292,240.80 = 177,316.80 : x - Step 2: Convert to fraction form
194,827.20/292,240.80 = 177,316.80/x - Step 3: Cross multiply
194,827.20x = 292,240.80 × 177,316.80 - Step 4: Simplify right side
194,827.20x = 51,819,203,485.44 - Step 5: Solve for x
x = 51,819,203,485.44/194,827.20 - Step 6: Final answer
x = 265,975.20
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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.