Finding the Fourth Proportional to 181,893.11, 272,926.26 and 82,083.92
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Solution
The fourth proportional to 181,893.11, 272,926.26 and 82,083.92 is: 123,164.95
Step by Step Solution
- Step 1: Write the proportion equation
181,893.11 : 272,926.26 = 82,083.92 : x - Step 2: Convert to fraction form
181,893.11/272,926.26 = 82,083.92/x - Step 3: Cross multiply
181,893.11x = 272,926.26 × 82,083.92 - Step 4: Simplify right side
181,893.11x = 22,402,855,927.11 - Step 5: Solve for x
x = 22,402,855,927.11/181,893.11 - Step 6: Final answer
x = 123,164.95
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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.