Finding the Third Proportional to 128,341.13 and 170,322.75
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Solution
The third proportional to 128,341.13 and 170,322.75 is: 226,036.97
Step by Step Solution
- Step 1: Write the proportion equation
128,341.13 : 170,322.75 = 170,322.75 : x - Step 2: Convert to fraction form
128,341.13/170,322.75 = 170,322.75/x - Step 3: Cross multiply
128,341.13x = 170,322.75 × 170,322.75 - Step 4: Simplify right side
128,341.13x = 29,009,839,167.56 - Step 5: Solve for x
x = 29,009,839,167.56/128,341.13 - Step 6: Final answer
x = 226,036.97
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These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.