Finding the Fourth Proportional to 269,131.82, 403,700.81 and 115,237.08
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Solution
The fourth proportional to 269,131.82, 403,700.81 and 115,237.08 is: 172,856.94
Step by Step Solution
- Step 1: Write the proportion equation
269,131.82 : 403,700.81 = 115,237.08 : x - Step 2: Convert to fraction form
269,131.82/403,700.81 = 115,237.08/x - Step 3: Cross multiply
269,131.82x = 403,700.81 × 115,237.08 - Step 4: Simplify right side
269,131.82x = 46,521,302,610.06 - Step 5: Solve for x
x = 46,521,302,610.06/269,131.82 - Step 6: Final answer
x = 172,856.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.