Finding the Fourth Proportional to 204,997.01, 282,774.08 and 159,603.09
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Solution
The fourth proportional to 204,997.01, 282,774.08 and 159,603.09 is: 220,157.43
Step by Step Solution
- Step 1: Write the proportion equation
204,997.01 : 282,774.08 = 159,603.09 : x - Step 2: Convert to fraction form
204,997.01/282,774.08 = 159,603.09/x - Step 3: Cross multiply
204,997.01x = 282,774.08 × 159,603.09 - Step 4: Simplify right side
204,997.01x = 45,131,614,728.02 - Step 5: Solve for x
x = 45,131,614,728.02/204,997.01 - Step 6: Final answer
x = 220,157.43
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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.