Finding the Third Proportional to 129,344.06 and 193,219.59
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Solution
The third proportional to 129,344.06 and 193,219.59 is: 288,639.55
Step by Step Solution
- Step 1: Write the proportion equation
129,344.06 : 193,219.59 = 193,219.59 : x - Step 2: Convert to fraction form
129,344.06/193,219.59 = 193,219.59/x - Step 3: Cross multiply
129,344.06x = 193,219.59 × 193,219.59 - Step 4: Simplify right side
129,344.06x = 37,333,811,408.92 - Step 5: Solve for x
x = 37,333,811,408.92/129,344.06 - Step 6: Final answer
x = 288,639.55
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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.