Finding the Fourth Proportional to 199,855.65, 299,776.34 and 50,097.18
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Solution
The fourth proportional to 199,855.65, 299,776.34 and 50,097.18 is: 75,143.99
Step by Step Solution
- Step 1: Write the proportion equation
199,855.65 : 299,776.34 = 50,097.18 : x - Step 2: Convert to fraction form
199,855.65/299,776.34 = 50,097.18/x - Step 3: Cross multiply
199,855.65x = 299,776.34 × 50,097.18 - Step 4: Simplify right side
199,855.65x = 15,017,950,514.13 - Step 5: Solve for x
x = 15,017,950,514.13/199,855.65 - Step 6: Final answer
x = 75,143.99
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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.