Finding the Third Proportional to 120,872.25 and 249,864.75
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Solution
The third proportional to 120,872.25 and 249,864.75 is: 516,515.52
Step by Step Solution
- Step 1: Write the proportion equation
120,872.25 : 249,864.75 = 249,864.75 : x - Step 2: Convert to fraction form
120,872.25/249,864.75 = 249,864.75/x - Step 3: Cross multiply
120,872.25x = 249,864.75 × 249,864.75 - Step 4: Simplify right side
120,872.25x = 62,432,393,292.56 - Step 5: Solve for x
x = 62,432,393,292.56/120,872.25 - Step 6: Final answer
x = 516,515.52
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These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.