Finding the Fourth Proportional to 239,805.99, 330,932.32 and 132,376.09
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Solution
The fourth proportional to 239,805.99, 330,932.32 and 132,376.09 is: 182,679.04
Step by Step Solution
- Step 1: Write the proportion equation
239,805.99 : 330,932.32 = 132,376.09 : x - Step 2: Convert to fraction form
239,805.99/330,932.32 = 132,376.09/x - Step 3: Cross multiply
239,805.99x = 330,932.32 × 132,376.09 - Step 4: Simplify right side
239,805.99x = 43,807,527,403.57 - Step 5: Solve for x
x = 43,807,527,403.57/239,805.99 - Step 6: Final answer
x = 182,679.04
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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.