Finding the Third Proportional to 67,391.75 and 143,774.75
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Solution
The third proportional to 67,391.75 and 143,774.75 is: 306,731.59
Step by Step Solution
- Step 1: Write the proportion equation
67,391.75 : 143,774.75 = 143,774.75 : x - Step 2: Convert to fraction form
67,391.75/143,774.75 = 143,774.75/x - Step 3: Cross multiply
67,391.75x = 143,774.75 × 143,774.75 - Step 4: Simplify right side
67,391.75x = 20,671,178,737.56 - Step 5: Solve for x
x = 20,671,178,737.56/67,391.75 - Step 6: Final answer
x = 306,731.59
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These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.