Finding the Third Proportional to 120,391.88 and 178,854.75
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Solution
The third proportional to 120,391.88 and 178,854.75 is: 265,707.48
Step by Step Solution
- Step 1: Write the proportion equation
120,391.88 : 178,854.75 = 178,854.75 : x - Step 2: Convert to fraction form
120,391.88/178,854.75 = 178,854.75/x - Step 3: Cross multiply
120,391.88x = 178,854.75 × 178,854.75 - Step 4: Simplify right side
120,391.88x = 31,989,021,597.56 - Step 5: Solve for x
x = 31,989,021,597.56/120,391.88 - Step 6: Final answer
x = 265,707.48
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.