Finding the Fourth Proportional to 227,273.47, 313,639.51 and 125,302.55
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Solution
The fourth proportional to 227,273.47, 313,639.51 and 125,302.55 is: 172,918.69
Step by Step Solution
- Step 1: Write the proportion equation
227,273.47 : 313,639.51 = 125,302.55 : x - Step 2: Convert to fraction form
227,273.47/313,639.51 = 125,302.55/x - Step 3: Cross multiply
227,273.47x = 313,639.51 × 125,302.55 - Step 4: Simplify right side
227,273.47x = 39,299,830,383.75 - Step 5: Solve for x
x = 39,299,830,383.75/227,273.47 - Step 6: Final answer
x = 172,918.69
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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.