Finding the Fourth Proportional to 236,121.24, 354,286.56 and 123,774.65
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Solution
The fourth proportional to 236,121.24, 354,286.56 and 123,774.65 is: 185,716.85
Step by Step Solution
- Step 1: Write the proportion equation
236,121.24 : 354,286.56 = 123,774.65 : x - Step 2: Convert to fraction form
236,121.24/354,286.56 = 123,774.65/x - Step 3: Cross multiply
236,121.24x = 354,286.56 × 123,774.65 - Step 4: Simplify right side
236,121.24x = 43,851,694,288.77 - Step 5: Solve for x
x = 43,851,694,288.77/236,121.24 - Step 6: Final answer
x = 185,716.85
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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.