Finding the Fourth Proportional to 177,634.42, 266,641.27 and 76,482.56
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Solution
The fourth proportional to 177,634.42, 266,641.27 and 76,482.56 is: 114,805.50
Step by Step Solution
- Step 1: Write the proportion equation
177,634.42 : 266,641.27 = 76,482.56 : x - Step 2: Convert to fraction form
177,634.42/266,641.27 = 76,482.56/x - Step 3: Cross multiply
177,634.42x = 266,641.27 × 76,482.56 - Step 4: Simplify right side
177,634.42x = 20,393,407,406.65 - Step 5: Solve for x
x = 20,393,407,406.65/177,634.42 - Step 6: Final answer
x = 114,805.50
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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.