Finding the Fourth Proportional to 199,829.28, 299,736.99 and 50,070.84
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Solution
The fourth proportional to 199,829.28, 299,736.99 and 50,070.84 is: 75,104.52
Step by Step Solution
- Step 1: Write the proportion equation
199,829.28 : 299,736.99 = 50,070.84 : x - Step 2: Convert to fraction form
199,829.28/299,736.99 = 50,070.84/x - Step 3: Cross multiply
199,829.28x = 299,736.99 × 50,070.84 - Step 4: Simplify right side
199,829.28x = 15,008,082,868.37 - Step 5: Solve for x
x = 15,008,082,868.37/199,829.28 - Step 6: Final answer
x = 75,104.52
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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.