Finding the Third Proportional to 121,402.13 and 183,796.59
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Solution
The third proportional to 121,402.13 and 183,796.59 is: 278,258.62
Step by Step Solution
- Step 1: Write the proportion equation
121,402.13 : 183,796.59 = 183,796.59 : x - Step 2: Convert to fraction form
121,402.13/183,796.59 = 183,796.59/x - Step 3: Cross multiply
121,402.13x = 183,796.59 × 183,796.59 - Step 4: Simplify right side
121,402.13x = 33,781,187,874.10 - Step 5: Solve for x
x = 33,781,187,874.10/121,402.13 - Step 6: Final answer
x = 278,258.62
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.