Finding the Third Proportional to 122,331.75 and 178,776.75
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Solution
The third proportional to 122,331.75 and 178,776.75 is: 261,265.99
Step by Step Solution
- Step 1: Write the proportion equation
122,331.75 : 178,776.75 = 178,776.75 : x - Step 2: Convert to fraction form
122,331.75/178,776.75 = 178,776.75/x - Step 3: Cross multiply
122,331.75x = 178,776.75 × 178,776.75 - Step 4: Simplify right side
122,331.75x = 31,961,126,340.56 - Step 5: Solve for x
x = 31,961,126,340.56/122,331.75 - Step 6: Final answer
x = 261,265.99
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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.