Finding the Third Proportional to 121,427.44 and 170,272.13
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Solution
The third proportional to 121,427.44 and 170,272.13 is: 238,764.79
Step by Step Solution
- Step 1: Write the proportion equation
121,427.44 : 170,272.13 = 170,272.13 : x - Step 2: Convert to fraction form
121,427.44/170,272.13 = 170,272.13/x - Step 3: Cross multiply
121,427.44x = 170,272.13 × 170,272.13 - Step 4: Simplify right side
121,427.44x = 28,992,596,552.02 - Step 5: Solve for x
x = 28,992,596,552.02/121,427.44 - Step 6: Final answer
x = 238,764.79
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.