Finding the Fourth Proportional to 181,272.41, 271,908.71 and 68,926.68
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Solution
The fourth proportional to 181,272.41, 271,908.71 and 68,926.68 is: 103,390.06
Step by Step Solution
- Step 1: Write the proportion equation
181,272.41 : 271,908.71 = 68,926.68 : x - Step 2: Convert to fraction form
181,272.41/271,908.71 = 68,926.68/x - Step 3: Cross multiply
181,272.41x = 271,908.71 × 68,926.68 - Step 4: Simplify right side
181,272.41x = 18,741,764,298.75 - Step 5: Solve for x
x = 18,741,764,298.75/181,272.41 - Step 6: Final answer
x = 103,390.06
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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.