Finding the Fourth Proportional to 239,350.59, 330,302.16 and 131,920.68
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Solution
The fourth proportional to 239,350.59, 330,302.16 and 131,920.68 is: 182,049.63
Step by Step Solution
- Step 1: Write the proportion equation
239,350.59 : 330,302.16 = 131,920.68 : x - Step 2: Convert to fraction form
239,350.59/330,302.16 = 131,920.68/x - Step 3: Cross multiply
239,350.59x = 330,302.16 × 131,920.68 - Step 4: Simplify right side
239,350.59x = 43,573,685,552.67 - Step 5: Solve for x
x = 43,573,685,552.67/239,350.59 - Step 6: Final answer
x = 182,049.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.