Finding the Fourth Proportional to 177,886.80, 266,306.94 and 111,124.58
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Solution
The fourth proportional to 177,886.80, 266,306.94 and 111,124.58 is: 166,359.99
Step by Step Solution
- Step 1: Write the proportion equation
177,886.80 : 266,306.94 = 111,124.58 : x - Step 2: Convert to fraction form
177,886.80/266,306.94 = 111,124.58/x - Step 3: Cross multiply
177,886.80x = 266,306.94 × 111,124.58 - Step 4: Simplify right side
177,886.80x = 29,593,245,527.05 - Step 5: Solve for x
x = 29,593,245,527.05/177,886.80 - Step 6: Final answer
x = 166,359.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.