Finding the Fourth Proportional to 183,448.28, 252,815.84 and 143,098.12
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Solution
The fourth proportional to 183,448.28, 252,815.84 and 143,098.12 is: 197,208.02
Step by Step Solution
- Step 1: Write the proportion equation
183,448.28 : 252,815.84 = 143,098.12 : x - Step 2: Convert to fraction form
183,448.28/252,815.84 = 143,098.12/x - Step 3: Cross multiply
183,448.28x = 252,815.84 × 143,098.12 - Step 4: Simplify right side
183,448.28x = 36,177,471,410.22 - Step 5: Solve for x
x = 36,177,471,410.22/183,448.28 - Step 6: Final answer
x = 197,208.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.