Finding the Fourth Proportional to 151,247.40, 226,794.56 and 84,669.65
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Solution
The fourth proportional to 151,247.40, 226,794.56 and 84,669.65 is: 126,961.62
Step by Step Solution
- Step 1: Write the proportion equation
151,247.40 : 226,794.56 = 84,669.65 : x - Step 2: Convert to fraction form
151,247.40/226,794.56 = 84,669.65/x - Step 3: Cross multiply
151,247.40x = 226,794.56 × 84,669.65 - Step 4: Simplify right side
151,247.40x = 19,202,614,459.78 - Step 5: Solve for x
x = 19,202,614,459.78/151,247.40 - Step 6: Final answer
x = 126,961.62
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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.