Finding the Third Proportional to 43,787.25 and 67,938.75
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Solution
The third proportional to 43,787.25 and 67,938.75 is: 105,411.36
Step by Step Solution
- Step 1: Write the proportion equation
43,787.25 : 67,938.75 = 67,938.75 : x - Step 2: Convert to fraction form
43,787.25/67,938.75 = 67,938.75/x - Step 3: Cross multiply
43,787.25x = 67,938.75 × 67,938.75 - Step 4: Simplify right side
43,787.25x = 4,615,673,751.56 - Step 5: Solve for x
x = 4,615,673,751.56/43,787.25 - Step 6: Final answer
x = 105,411.36
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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.