Finding the Fourth Proportional to 244,138.13, 366,204.47 and 86,329.68
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Solution
The fourth proportional to 244,138.13, 366,204.47 and 86,329.68 is: 129,493.56
Step by Step Solution
- Step 1: Write the proportion equation
244,138.13 : 366,204.47 = 86,329.68 : x - Step 2: Convert to fraction form
244,138.13/366,204.47 = 86,329.68/x - Step 3: Cross multiply
244,138.13x = 366,204.47 × 86,329.68 - Step 4: Simplify right side
244,138.13x = 31,614,314,278.02 - Step 5: Solve for x
x = 31,614,314,278.02/244,138.13 - Step 6: Final answer
x = 129,493.56
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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.