Finding the Fourth Proportional to 161,471.97, 242,224.47 and 61,716.13
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Solution
The fourth proportional to 161,471.97, 242,224.47 and 61,716.13 is: 92,580.50
Step by Step Solution
- Step 1: Write the proportion equation
161,471.97 : 242,224.47 = 61,716.13 : x - Step 2: Convert to fraction form
161,471.97/242,224.47 = 61,716.13/x - Step 3: Cross multiply
161,471.97x = 242,224.47 × 61,716.13 - Step 4: Simplify right side
161,471.97x = 14,949,156,274.14 - Step 5: Solve for x
x = 14,949,156,274.14/161,471.97 - Step 6: Final answer
x = 92,580.50
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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.