Finding the Fourth Proportional to 181,492.38, 272,207.79 and 48,386.70
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Solution
The fourth proportional to 181,492.38, 272,207.79 and 48,386.70 is: 72,571.84
Step by Step Solution
- Step 1: Write the proportion equation
181,492.38 : 272,207.79 = 48,386.70 : x - Step 2: Convert to fraction form
181,492.38/272,207.79 = 48,386.70/x - Step 3: Cross multiply
181,492.38x = 272,207.79 × 48,386.70 - Step 4: Simplify right side
181,492.38x = 13,171,236,672.39 - Step 5: Solve for x
x = 13,171,236,672.39/181,492.38 - Step 6: Final answer
x = 72,571.84
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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.