Finding the Fourth Proportional to 181,995.44, 272,863.84 and 69,580.88
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Solution
The fourth proportional to 181,995.44, 272,863.84 and 69,580.88 is: 104,321.88
Step by Step Solution
- Step 1: Write the proportion equation
181,995.44 : 272,863.84 = 69,580.88 : x - Step 2: Convert to fraction form
181,995.44/272,863.84 = 69,580.88/x - Step 3: Cross multiply
181,995.44x = 272,863.84 × 69,580.88 - Step 4: Simplify right side
181,995.44x = 18,986,106,107.38 - Step 5: Solve for x
x = 18,986,106,107.38/181,995.44 - Step 6: Final answer
x = 104,321.88
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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.