Finding the Fourth Proportional to 220,412.62, 304,167.99 and 119,810.62
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Solution
The fourth proportional to 220,412.62, 304,167.99 and 119,810.62 is: 165,337.88
Step by Step Solution
- Step 1: Write the proportion equation
220,412.62 : 304,167.99 = 119,810.62 : x - Step 2: Convert to fraction form
220,412.62/304,167.99 = 119,810.62/x - Step 3: Cross multiply
220,412.62x = 304,167.99 × 119,810.62 - Step 4: Simplify right side
220,412.62x = 36,442,555,466.05 - Step 5: Solve for x
x = 36,442,555,466.05/220,412.62 - Step 6: Final answer
x = 165,337.88
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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.