Finding the Fourth Proportional to 214,887.85, 296,546.99 and 134,362.05
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Solution
The fourth proportional to 214,887.85, 296,546.99 and 134,362.05 is: 185,420.73
Step by Step Solution
- Step 1: Write the proportion equation
214,887.85 : 296,546.99 = 134,362.05 : x - Step 2: Convert to fraction form
214,887.85/296,546.99 = 134,362.05/x - Step 3: Cross multiply
214,887.85x = 296,546.99 × 134,362.05 - Step 4: Simplify right side
214,887.85x = 39,844,661,497.73 - Step 5: Solve for x
x = 39,844,661,497.73/214,887.85 - Step 6: Final answer
x = 185,420.73
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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.