Finding the Fourth Proportional to 239,814.51, 330,944.08 and 132,384.62
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Solution
The fourth proportional to 239,814.51, 330,944.08 and 132,384.62 is: 182,690.80
Step by Step Solution
- Step 1: Write the proportion equation
239,814.51 : 330,944.08 = 132,384.62 : x - Step 2: Convert to fraction form
239,814.51/330,944.08 = 132,384.62/x - Step 3: Cross multiply
239,814.51x = 330,944.08 × 132,384.62 - Step 4: Simplify right side
239,814.51x = 43,811,904,286.37 - Step 5: Solve for x
x = 43,811,904,286.37/239,814.51 - Step 6: Final answer
x = 182,690.80
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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.