Finding the Third Proportional to 131,310.75 and 288,339.75
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Solution
The third proportional to 131,310.75 and 288,339.75 is: 633,153.12
Step by Step Solution
- Step 1: Write the proportion equation
131,310.75 : 288,339.75 = 288,339.75 : x - Step 2: Convert to fraction form
131,310.75/288,339.75 = 288,339.75/x - Step 3: Cross multiply
131,310.75x = 288,339.75 × 288,339.75 - Step 4: Simplify right side
131,310.75x = 83,139,811,430.06 - Step 5: Solve for x
x = 83,139,811,430.06/131,310.75 - Step 6: Final answer
x = 633,153.12
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.