Finding the Fourth Proportional to 196,047.68, 293,549.28 and 133,839.68
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Solution
The fourth proportional to 196,047.68, 293,549.28 and 133,839.68 is: 200,402.99
Step by Step Solution
- Step 1: Write the proportion equation
196,047.68 : 293,549.28 = 133,839.68 : x - Step 2: Convert to fraction form
196,047.68/293,549.28 = 133,839.68/x - Step 3: Cross multiply
196,047.68x = 293,549.28 × 133,839.68 - Step 4: Simplify right side
196,047.68x = 39,288,541,699.43 - Step 5: Solve for x
x = 39,288,541,699.43/196,047.68 - Step 6: Final answer
x = 200,402.99
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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.