Finding the Fourth Proportional to 204,357.41, 306,532.53 and 91,958.07
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Solution
The fourth proportional to 204,357.41, 306,532.53 and 91,958.07 is: 137,935.50
Step by Step Solution
- Step 1: Write the proportion equation
204,357.41 : 306,532.53 = 91,958.07 : x - Step 2: Convert to fraction form
204,357.41/306,532.53 = 91,958.07/x - Step 3: Cross multiply
204,357.41x = 306,532.53 × 91,958.07 - Step 4: Simplify right side
204,357.41x = 28,188,139,851.02 - Step 5: Solve for x
x = 28,188,139,851.02/204,357.41 - Step 6: Final answer
x = 137,935.50
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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.