Finding the Fourth Proportional to 170,116.53, 234,758.96 and 93,633.99
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Solution
The fourth proportional to 170,116.53, 234,758.96 and 93,633.99 is: 129,213.88
Step by Step Solution
- Step 1: Write the proportion equation
170,116.53 : 234,758.96 = 93,633.99 : x - Step 2: Convert to fraction form
170,116.53/234,758.96 = 93,633.99/x - Step 3: Cross multiply
170,116.53x = 234,758.96 × 93,633.99 - Step 4: Simplify right side
170,116.53x = 21,981,417,996.01 - Step 5: Solve for x
x = 21,981,417,996.01/170,116.53 - Step 6: Final answer
x = 129,213.88
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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.