Finding the Fourth Proportional to 136,523.99, 204,785.79 and 63,486.69
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Solution
The fourth proportional to 136,523.99, 204,785.79 and 63,486.69 is: 95,229.95
Step by Step Solution
- Step 1: Write the proportion equation
136,523.99 : 204,785.79 = 63,486.69 : x - Step 2: Convert to fraction form
136,523.99/204,785.79 = 63,486.69/x - Step 3: Cross multiply
136,523.99x = 204,785.79 × 63,486.69 - Step 4: Simplify right side
136,523.99x = 13,001,171,966.14 - Step 5: Solve for x
x = 13,001,171,966.14/136,523.99 - Step 6: Final answer
x = 95,229.95
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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.