Finding the Fourth Proportional to 202,827.82, 279,877.82 and 112,171.44
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Solution
The fourth proportional to 202,827.82, 279,877.82 and 112,171.44 is: 154,782.99
Step by Step Solution
- Step 1: Write the proportion equation
202,827.82 : 279,877.82 = 112,171.44 : x - Step 2: Convert to fraction form
202,827.82/279,877.82 = 112,171.44/x - Step 3: Cross multiply
202,827.82x = 279,877.82 × 112,171.44 - Step 4: Simplify right side
202,827.82x = 31,394,297,007.83 - Step 5: Solve for x
x = 31,394,297,007.83/202,827.82 - Step 6: Final answer
x = 154,782.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.