Finding the Fourth Proportional to 177,617.80, 266,422.94 and 57,674.62
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Solution
The fourth proportional to 177,617.80, 266,422.94 and 57,674.62 is: 86,510.70
Step by Step Solution
- Step 1: Write the proportion equation
177,617.80 : 266,422.94 = 57,674.62 : x - Step 2: Convert to fraction form
177,617.80/266,422.94 = 57,674.62/x - Step 3: Cross multiply
177,617.80x = 266,422.94 × 57,674.62 - Step 4: Simplify right side
177,617.80x = 15,365,840,423.88 - Step 5: Solve for x
x = 15,365,840,423.88/177,617.80 - Step 6: Final answer
x = 86,510.70
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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.