Finding the Fourth Proportional to 226,057.13, 311,958.84 and 125,455.13
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Solution
The fourth proportional to 226,057.13, 311,958.84 and 125,455.13 is: 173,128.08
Step by Step Solution
- Step 1: Write the proportion equation
226,057.13 : 311,958.84 = 125,455.13 : x - Step 2: Convert to fraction form
226,057.13/311,958.84 = 125,455.13/x - Step 3: Cross multiply
226,057.13x = 311,958.84 × 125,455.13 - Step 4: Simplify right side
226,057.13x = 39,136,835,267.06 - Step 5: Solve for x
x = 39,136,835,267.06/226,057.13 - Step 6: Final answer
x = 173,128.08
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1.5x scale
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.