Finding the Fourth Proportional to 184,207.20, 276,310.80 and 137,551.20
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Solution
The fourth proportional to 184,207.20, 276,310.80 and 137,551.20 is: 206,326.80
Step by Step Solution
- Step 1: Write the proportion equation
184,207.20 : 276,310.80 = 137,551.20 : x - Step 2: Convert to fraction form
184,207.20/276,310.80 = 137,551.20/x - Step 3: Cross multiply
184,207.20x = 276,310.80 × 137,551.20 - Step 4: Simplify right side
184,207.20x = 38,006,882,112.96 - Step 5: Solve for x
x = 38,006,882,112.96/184,207.20 - Step 6: Final answer
x = 206,326.80
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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.