Finding the Fourth Proportional to 201,387.80, 301,736.10 and 95,979.80
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Solution
The fourth proportional to 201,387.80, 301,736.10 and 95,979.80 is: 143,804.99
Step by Step Solution
- Step 1: Write the proportion equation
201,387.80 : 301,736.10 = 95,979.80 : x - Step 2: Convert to fraction form
201,387.80/301,736.10 = 95,979.80/x - Step 3: Cross multiply
201,387.80x = 301,736.10 × 95,979.80 - Step 4: Simplify right side
201,387.80x = 28,960,570,530.78 - Step 5: Solve for x
x = 28,960,570,530.78/201,387.80 - Step 6: Final answer
x = 143,804.99
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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.