Finding the Fourth Proportional to 227,169.14, 313,495.54 and 125,198.26
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Solution
The fourth proportional to 227,169.14, 313,495.54 and 125,198.26 is: 172,774.77
Step by Step Solution
- Step 1: Write the proportion equation
227,169.14 : 313,495.54 = 125,198.26 : x - Step 2: Convert to fraction form
227,169.14/313,495.54 = 125,198.26/x - Step 3: Cross multiply
227,169.14x = 313,495.54 × 125,198.26 - Step 4: Simplify right side
227,169.14x = 39,249,096,125.76 - Step 5: Solve for x
x = 39,249,096,125.76/227,169.14 - Step 6: Final answer
x = 172,774.77
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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.