Finding the Third Proportional to 189,469.13 and 286,167.09
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Solution
The third proportional to 189,469.13 and 286,167.09 is: 432,216.10
Step by Step Solution
- Step 1: Write the proportion equation
189,469.13 : 286,167.09 = 286,167.09 : x - Step 2: Convert to fraction form
189,469.13/286,167.09 = 286,167.09/x - Step 3: Cross multiply
189,469.13x = 286,167.09 × 286,167.09 - Step 4: Simplify right side
189,469.13x = 81,891,605,545.32 - Step 5: Solve for x
x = 81,891,605,545.32/189,469.13 - Step 6: Final answer
x = 432,216.10
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.