Finding the Third Proportional to 129,252.38 and 189,372.94
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Solution
The third proportional to 129,252.38 and 189,372.94 is: 277,458.03
Step by Step Solution
- Step 1: Write the proportion equation
129,252.38 : 189,372.94 = 189,372.94 : x - Step 2: Convert to fraction form
129,252.38/189,372.94 = 189,372.94/x - Step 3: Cross multiply
129,252.38x = 189,372.94 × 189,372.94 - Step 4: Simplify right side
129,252.38x = 35,862,109,457.38 - Step 5: Solve for x
x = 35,862,109,457.38/129,252.38 - Step 6: Final answer
x = 277,458.03
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.