Finding the Fourth Proportional to 202,227.19, 279,079.36 and 111,588.99
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Solution
The fourth proportional to 202,227.19, 279,079.36 and 111,588.99 is: 153,996.03
Step by Step Solution
- Step 1: Write the proportion equation
202,227.19 : 279,079.36 = 111,588.99 : x - Step 2: Convert to fraction form
202,227.19/279,079.36 = 111,588.99/x - Step 3: Cross multiply
202,227.19x = 279,079.36 × 111,588.99 - Step 4: Simplify right side
202,227.19x = 31,142,183,912.25 - Step 5: Solve for x
x = 31,142,183,912.25/202,227.19 - Step 6: Final answer
x = 153,996.03
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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.