Finding the Fourth Proportional to 98,797.36, 148,196.15 and 46,243.75
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Solution
The fourth proportional to 98,797.36, 148,196.15 and 46,243.75 is: 69,365.68
Step by Step Solution
- Step 1: Write the proportion equation
98,797.36 : 148,196.15 = 46,243.75 : x - Step 2: Convert to fraction form
98,797.36/148,196.15 = 46,243.75/x - Step 3: Cross multiply
98,797.36x = 148,196.15 × 46,243.75 - Step 4: Simplify right side
98,797.36x = 6,853,146,082.05 - Step 5: Solve for x
x = 6,853,146,082.05/98,797.36 - Step 6: Final answer
x = 69,365.68
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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.