Finding the Fourth Proportional to 222,959.18, 307,596.08 and 127,414.62
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Solution
The fourth proportional to 222,959.18, 307,596.08 and 127,414.62 is: 175,782.12
Step by Step Solution
- Step 1: Write the proportion equation
222,959.18 : 307,596.08 = 127,414.62 : x - Step 2: Convert to fraction form
222,959.18/307,596.08 = 127,414.62/x - Step 3: Cross multiply
222,959.18x = 307,596.08 × 127,414.62 - Step 4: Simplify right side
222,959.18x = 39,192,237,965.23 - Step 5: Solve for x
x = 39,192,237,965.23/222,959.18 - Step 6: Final answer
x = 175,782.12
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1.5x scale
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.