Finding the Fourth Proportional to 150,796.49, 225,850.13 and 71,966.08
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Solution
The fourth proportional to 150,796.49, 225,850.13 and 71,966.08 is: 107,784.66
Step by Step Solution
- Step 1: Write the proportion equation
150,796.49 : 225,850.13 = 71,966.08 : x - Step 2: Convert to fraction form
150,796.49/225,850.13 = 71,966.08/x - Step 3: Cross multiply
150,796.49x = 225,850.13 × 71,966.08 - Step 4: Simplify right side
150,796.49x = 16,253,548,523.59 - Step 5: Solve for x
x = 16,253,548,523.59/150,796.49 - Step 6: Final answer
x = 107,784.66
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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.