Finding the Fourth Proportional to 124,662.24, 186,993.37 and 31,167.99
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Solution
The fourth proportional to 124,662.24, 186,993.37 and 31,167.99 is: 46,751.99
Step by Step Solution
- Step 1: Write the proportion equation
124,662.24 : 186,993.37 = 31,167.99 : x - Step 2: Convert to fraction form
124,662.24/186,993.37 = 31,167.99/x - Step 3: Cross multiply
124,662.24x = 186,993.37 × 31,167.99 - Step 4: Simplify right side
124,662.24x = 5,828,207,486.23 - Step 5: Solve for x
x = 5,828,207,486.23/124,662.24 - Step 6: Final answer
x = 46,751.99
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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.