Finding the Third Proportional to 121,442.75 and 183,858.50
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Solution
The third proportional to 121,442.75 and 183,858.50 is: 278,352.95
Step by Step Solution
- Step 1: Write the proportion equation
121,442.75 : 183,858.50 = 183,858.50 : x - Step 2: Convert to fraction form
121,442.75/183,858.50 = 183,858.50/x - Step 3: Cross multiply
121,442.75x = 183,858.50 × 183,858.50 - Step 4: Simplify right side
121,442.75x = 33,803,948,022.25 - Step 5: Solve for x
x = 33,803,948,022.25/121,442.75 - Step 6: Final answer
x = 278,352.95
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.