Finding the Third Proportional to 83,471.63 and 129,330.75
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Solution
The third proportional to 83,471.63 and 129,330.75 is: 200,384.78
Step by Step Solution
- Step 1: Write the proportion equation
83,471.63 : 129,330.75 = 129,330.75 : x - Step 2: Convert to fraction form
83,471.63/129,330.75 = 129,330.75/x - Step 3: Cross multiply
83,471.63x = 129,330.75 × 129,330.75 - Step 4: Simplify right side
83,471.63x = 16,726,442,895.56 - Step 5: Solve for x
x = 16,726,442,895.56/83,471.63 - Step 6: Final answer
x = 200,384.78
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.