Finding the Fourth Proportional to 255,036.44, 382,576.07 and 77,544.99
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Solution
The fourth proportional to 255,036.44, 382,576.07 and 77,544.99 is: 116,323.99
Step by Step Solution
- Step 1: Write the proportion equation
255,036.44 : 382,576.07 = 77,544.99 : x - Step 2: Convert to fraction form
255,036.44/382,576.07 = 77,544.99/x - Step 3: Cross multiply
255,036.44x = 382,576.07 × 77,544.99 - Step 4: Simplify right side
255,036.44x = 29,666,856,281.59 - Step 5: Solve for x
x = 29,666,856,281.59/255,036.44 - Step 6: Final answer
x = 116,323.99
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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.