Finding the Third Proportional to 137,497.50 and 218,787.75
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Solution
The third proportional to 137,497.50 and 218,787.75 is: 348,137.82
Step by Step Solution
- Step 1: Write the proportion equation
137,497.50 : 218,787.75 = 218,787.75 : x - Step 2: Convert to fraction form
137,497.50/218,787.75 = 218,787.75/x - Step 3: Cross multiply
137,497.50x = 218,787.75 × 218,787.75 - Step 4: Simplify right side
137,497.50x = 47,868,079,550.06 - Step 5: Solve for x
x = 47,868,079,550.06/137,497.50 - Step 6: Final answer
x = 348,137.82
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.