Finding the Third Proportional to 91,748.81 and 141,798.09
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Solution
The third proportional to 91,748.81 and 141,798.09 is: 219,149.42
Step by Step Solution
- Step 1: Write the proportion equation
91,748.81 : 141,798.09 = 141,798.09 : x - Step 2: Convert to fraction form
91,748.81/141,798.09 = 141,798.09/x - Step 3: Cross multiply
91,748.81x = 141,798.09 × 141,798.09 - Step 4: Simplify right side
91,748.81x = 20,106,699,391.13 - Step 5: Solve for x
x = 20,106,699,391.13/91,748.81 - Step 6: Final answer
x = 219,149.42
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.