Finding the Fourth Proportional to 222,072.24, 306,477.34 and 141,535.92
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Solution
The fourth proportional to 222,072.24, 306,477.34 and 141,535.92 is: 195,330.82
Step by Step Solution
- Step 1: Write the proportion equation
222,072.24 : 306,477.34 = 141,535.92 : x - Step 2: Convert to fraction form
222,072.24/306,477.34 = 141,535.92/x - Step 3: Cross multiply
222,072.24x = 306,477.34 × 141,535.92 - Step 4: Simplify right side
222,072.24x = 43,377,552,276.05 - Step 5: Solve for x
x = 43,377,552,276.05/222,072.24 - Step 6: Final answer
x = 195,330.82
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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.