Finding the Fourth Proportional to 255,537.96, 383,544.28 and 129,267.48
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Solution
The fourth proportional to 255,537.96, 383,544.28 and 129,267.48 is: 194,021.28
Step by Step Solution
- Step 1: Write the proportion equation
255,537.96 : 383,544.28 = 129,267.48 : x - Step 2: Convert to fraction form
255,537.96/383,544.28 = 129,267.48/x - Step 3: Cross multiply
255,537.96x = 383,544.28 × 129,267.48 - Step 4: Simplify right side
255,537.96x = 49,579,802,544.01 - Step 5: Solve for x
x = 49,579,802,544.01/255,537.96 - Step 6: Final answer
x = 194,021.28
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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.