Finding the Fourth Proportional to 124,344.99, 186,517.49 and 30,850.74
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Solution
The fourth proportional to 124,344.99, 186,517.49 and 30,850.74 is: 46,276.11
Step by Step Solution
- Step 1: Write the proportion equation
124,344.99 : 186,517.49 = 30,850.74 : x - Step 2: Convert to fraction form
124,344.99/186,517.49 = 30,850.74/x - Step 3: Cross multiply
124,344.99x = 186,517.49 × 30,850.74 - Step 4: Simplify right side
124,344.99x = 5,754,202,435.19 - Step 5: Solve for x
x = 5,754,202,435.19/124,344.99 - Step 6: Final answer
x = 46,276.11
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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.