Finding the Fourth Proportional to 227,221.40, 313,552.86 and 125,226.92
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Solution
The fourth proportional to 227,221.40, 313,552.86 and 125,226.92 is: 172,806.17
Step by Step Solution
- Step 1: Write the proportion equation
227,221.40 : 313,552.86 = 125,226.92 : x - Step 2: Convert to fraction form
227,221.40/313,552.86 = 125,226.92/x - Step 3: Cross multiply
227,221.40x = 313,552.86 × 125,226.92 - Step 4: Simplify right side
227,221.40x = 39,265,258,914.99 - Step 5: Solve for x
x = 39,265,258,914.99/227,221.40 - Step 6: Final answer
x = 172,806.17
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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.