Finding the Fourth Proportional to 181,264.88, 271,859.96 and 68,905.68
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Solution
The fourth proportional to 181,264.88, 271,859.96 and 68,905.68 is: 103,344.32
Step by Step Solution
- Step 1: Write the proportion equation
181,264.88 : 271,859.96 = 68,905.68 : x - Step 2: Convert to fraction form
181,264.88/271,859.96 = 68,905.68/x - Step 3: Cross multiply
181,264.88x = 271,859.96 × 68,905.68 - Step 4: Simplify right side
181,264.88x = 18,732,695,408.57 - Step 5: Solve for x
x = 18,732,695,408.57/181,264.88 - Step 6: Final answer
x = 103,344.32
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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.