Finding the Fourth Proportional to 220,351.68, 304,087.68 and 119,749.68
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Solution
The fourth proportional to 220,351.68, 304,087.68 and 119,749.68 is: 165,255.84
Step by Step Solution
- Step 1: Write the proportion equation
220,351.68 : 304,087.68 = 119,749.68 : x - Step 2: Convert to fraction form
220,351.68/304,087.68 = 119,749.68/x - Step 3: Cross multiply
220,351.68x = 304,087.68 × 119,749.68 - Step 4: Simplify right side
220,351.68x = 36,414,402,371.94 - Step 5: Solve for x
x = 36,414,402,371.94/220,351.68 - Step 6: Final answer
x = 165,255.84
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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.