Finding the Fourth Proportional to 227,176.74, 313,506.05 and 125,205.94
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Solution
The fourth proportional to 227,176.74, 313,506.05 and 125,205.94 is: 172,785.38
Step by Step Solution
- Step 1: Write the proportion equation
227,176.74 : 313,506.05 = 125,205.94 : x - Step 2: Convert to fraction form
227,176.74/313,506.05 = 125,205.94/x - Step 3: Cross multiply
227,176.74x = 313,506.05 × 125,205.94 - Step 4: Simplify right side
227,176.74x = 39,252,819,685.94 - Step 5: Solve for x
x = 39,252,819,685.94/227,176.74 - Step 6: Final answer
x = 172,785.38
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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.