Finding the Fourth Proportional to 181,832.62, 272,790.26 and 55,484.18
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Solution
The fourth proportional to 181,832.62, 272,790.26 and 55,484.18 is: 83,238.88
Step by Step Solution
- Step 1: Write the proportion equation
181,832.62 : 272,790.26 = 55,484.18 : x - Step 2: Convert to fraction form
181,832.62/272,790.26 = 55,484.18/x - Step 3: Cross multiply
181,832.62x = 272,790.26 × 55,484.18 - Step 4: Simplify right side
181,832.62x = 15,135,543,888.09 - Step 5: Solve for x
x = 15,135,543,888.09/181,832.62 - Step 6: Final answer
x = 83,238.88
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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.