Finding the Third Proportional to 75,580.75 and 109,257.50
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Solution
The third proportional to 75,580.75 and 109,257.50 is: 157,939.70
Step by Step Solution
- Step 1: Write the proportion equation
75,580.75 : 109,257.50 = 109,257.50 : x - Step 2: Convert to fraction form
75,580.75/109,257.50 = 109,257.50/x - Step 3: Cross multiply
75,580.75x = 109,257.50 × 109,257.50 - Step 4: Simplify right side
75,580.75x = 11,937,201,306.25 - Step 5: Solve for x
x = 11,937,201,306.25/75,580.75 - Step 6: Final answer
x = 157,939.70
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These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.