Finding the Fourth Proportional to 248,282.98, 372,609.24 and 121,991.02
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Solution
The fourth proportional to 248,282.98, 372,609.24 and 121,991.02 is: 183,077.31
Step by Step Solution
- Step 1: Write the proportion equation
248,282.98 : 372,609.24 = 121,991.02 : x - Step 2: Convert to fraction form
248,282.98/372,609.24 = 121,991.02/x - Step 3: Cross multiply
248,282.98x = 372,609.24 × 121,991.02 - Step 4: Simplify right side
248,282.98x = 45,454,981,249.02 - Step 5: Solve for x
x = 45,454,981,249.02/248,282.98 - Step 6: Final answer
x = 183,077.31
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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.