Finding the Fourth Proportional to 194,188.38, 291,286.21 and 53,950.65
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Solution
The fourth proportional to 194,188.38, 291,286.21 and 53,950.65 is: 80,926.99
Step by Step Solution
- Step 1: Write the proportion equation
194,188.38 : 291,286.21 = 53,950.65 : x - Step 2: Convert to fraction form
194,188.38/291,286.21 = 53,950.65/x - Step 3: Cross multiply
194,188.38x = 291,286.21 × 53,950.65 - Step 4: Simplify right side
194,188.38x = 15,715,080,365.54 - Step 5: Solve for x
x = 15,715,080,365.54/194,188.38 - Step 6: Final answer
x = 80,926.99
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1.5x scale
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.