Finding the Third Proportional to 121,137.19 and 180,522
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Solution
The third proportional to 121,137.19 and 180,522 is: 269,018.90
Step by Step Solution
- Step 1: Write the proportion equation
121,137.19 : 180,522 = 180,522 : x - Step 2: Convert to fraction form
121,137.19/180,522 = 180,522/x - Step 3: Cross multiply
121,137.19x = 180,522 × 180,522 - Step 4: Simplify right side
121,137.19x = 32,588,192,484 - Step 5: Solve for x
x = 32,588,192,484/121,137.19 - Step 6: Final answer
x = 269,018.90
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.