Finding the Fourth Proportional to 227,357.48, 313,755.32 and 125,386.99
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Solution
The fourth proportional to 227,357.48, 313,755.32 and 125,386.99 is: 173,035.14
Step by Step Solution
- Step 1: Write the proportion equation
227,357.48 : 313,755.32 = 125,386.99 : x - Step 2: Convert to fraction form
227,357.48/313,755.32 = 125,386.99/x - Step 3: Cross multiply
227,357.48x = 313,755.32 × 125,386.99 - Step 4: Simplify right side
227,357.48x = 39,340,834,700.37 - Step 5: Solve for x
x = 39,340,834,700.37/227,357.48 - Step 6: Final answer
x = 173,035.14
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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.