Finding the Fourth Proportional to 222,966.75, 307,694.12 and 133,542.75
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Solution
The fourth proportional to 222,966.75, 307,694.12 and 133,542.75 is: 184,289.00
Step by Step Solution
- Step 1: Write the proportion equation
222,966.75 : 307,694.12 = 133,542.75 : x - Step 2: Convert to fraction form
222,966.75/307,694.12 = 133,542.75/x - Step 3: Cross multiply
222,966.75x = 307,694.12 × 133,542.75 - Step 4: Simplify right side
222,966.75x = 41,090,318,275.92 - Step 5: Solve for x
x = 41,090,318,275.92/222,966.75 - Step 6: Final answer
x = 184,289.00
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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.