Finding the Fourth Proportional to 188,028.68, 282,283.44 and 161,544.12
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Solution
The fourth proportional to 188,028.68, 282,283.44 and 161,544.12 is: 242,522.74
Step by Step Solution
- Step 1: Write the proportion equation
188,028.68 : 282,283.44 = 161,544.12 : x - Step 2: Convert to fraction form
188,028.68/282,283.44 = 161,544.12/x - Step 3: Cross multiply
188,028.68x = 282,283.44 × 161,544.12 - Step 4: Simplify right side
188,028.68x = 45,601,229,905.37 - Step 5: Solve for x
x = 45,601,229,905.37/188,028.68 - Step 6: Final answer
x = 242,522.74
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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.