Finding the Fourth Proportional to 220,291.44, 304,006.68 and 119,695.92
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Solution
The fourth proportional to 220,291.44, 304,006.68 and 119,695.92 is: 165,182.81
Step by Step Solution
- Step 1: Write the proportion equation
220,291.44 : 304,006.68 = 119,695.92 : x - Step 2: Convert to fraction form
220,291.44/304,006.68 = 119,695.92/x - Step 3: Cross multiply
220,291.44x = 304,006.68 × 119,695.92 - Step 4: Simplify right side
220,291.44x = 36,388,359,248.75 - Step 5: Solve for x
x = 36,388,359,248.75/220,291.44 - Step 6: Final answer
x = 165,182.81
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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.