Finding the Third Proportional to 89,959.50 and 132,021.75
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Solution
The third proportional to 89,959.50 and 132,021.75 is: 193,750.99
Step by Step Solution
- Step 1: Write the proportion equation
89,959.50 : 132,021.75 = 132,021.75 : x - Step 2: Convert to fraction form
89,959.50/132,021.75 = 132,021.75/x - Step 3: Cross multiply
89,959.50x = 132,021.75 × 132,021.75 - Step 4: Simplify right side
89,959.50x = 17,429,742,473.06 - Step 5: Solve for x
x = 17,429,742,473.06/89,959.50 - Step 6: Final answer
x = 193,750.99
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.