Finding the Fourth Proportional to 240,506.88, 331,894.37 and 131,610.79
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Solution
The fourth proportional to 240,506.88, 331,894.37 and 131,610.79 is: 181,620.09
Step by Step Solution
- Step 1: Write the proportion equation
240,506.88 : 331,894.37 = 131,610.79 : x - Step 2: Convert to fraction form
240,506.88/331,894.37 = 131,610.79/x - Step 3: Cross multiply
240,506.88x = 331,894.37 × 131,610.79 - Step 4: Simplify right side
240,506.88x = 43,680,880,232.25 - Step 5: Solve for x
x = 43,680,880,232.25/240,506.88 - Step 6: Final answer
x = 181,620.09
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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.