Finding the Fourth Proportional to 173,381.49, 259,998.39 and 68,126.63
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Solution
The fourth proportional to 173,381.49, 259,998.39 and 68,126.63 is: 102,160.92
Step by Step Solution
- Step 1: Write the proportion equation
173,381.49 : 259,998.39 = 68,126.63 : x - Step 2: Convert to fraction form
173,381.49/259,998.39 = 68,126.63/x - Step 3: Cross multiply
173,381.49x = 259,998.39 × 68,126.63 - Step 4: Simplify right side
173,381.49x = 17,712,812,816.13 - Step 5: Solve for x
x = 17,712,812,816.13/173,381.49 - Step 6: Final answer
x = 102,160.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.