Finding the Fourth Proportional to 203,997.54, 303,945.96 and 192,538.12
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Solution
The fourth proportional to 203,997.54, 303,945.96 and 192,538.12 is: 286,871.99
Step by Step Solution
- Step 1: Write the proportion equation
203,997.54 : 303,945.96 = 192,538.12 : x - Step 2: Convert to fraction form
203,997.54/303,945.96 = 192,538.12/x - Step 3: Cross multiply
203,997.54x = 303,945.96 × 192,538.12 - Step 4: Simplify right side
203,997.54x = 58,521,181,237.57 - Step 5: Solve for x
x = 58,521,181,237.57/203,997.54 - Step 6: Final answer
x = 286,871.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.