Finding the Fourth Proportional to 204,214.13, 306,321.19 and 63,972.75
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Solution
The fourth proportional to 204,214.13, 306,321.19 and 63,972.75 is: 95,959.12
Step by Step Solution
- Step 1: Write the proportion equation
204,214.13 : 306,321.19 = 63,972.75 : x - Step 2: Convert to fraction form
204,214.13/306,321.19 = 63,972.75/x - Step 3: Cross multiply
204,214.13x = 306,321.19 × 63,972.75 - Step 4: Simplify right side
204,214.13x = 19,596,208,907.57 - Step 5: Solve for x
x = 19,596,208,907.57/204,214.13 - Step 6: Final answer
x = 95,959.12
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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.