Finding the Fourth Proportional to 239,950.10, 331,124.80 and 132,517.82
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Solution
The fourth proportional to 239,950.10, 331,124.80 and 132,517.82 is: 182,871.09
Step by Step Solution
- Step 1: Write the proportion equation
239,950.10 : 331,124.80 = 132,517.82 : x - Step 2: Convert to fraction form
239,950.10/331,124.80 = 132,517.82/x - Step 3: Cross multiply
239,950.10x = 331,124.80 × 132,517.82 - Step 4: Simplify right side
239,950.10x = 43,879,936,643.94 - Step 5: Solve for x
x = 43,879,936,643.94/239,950.10 - Step 6: Final answer
x = 182,871.09
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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.