Finding the Fourth Proportional to 177,711.15, 266,562.86 and 57,771.97
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Solution
The fourth proportional to 177,711.15, 266,562.86 and 57,771.97 is: 86,656.70
Step by Step Solution
- Step 1: Write the proportion equation
177,711.15 : 266,562.86 = 57,771.97 : x - Step 2: Convert to fraction form
177,711.15/266,562.86 = 57,771.97/x - Step 3: Cross multiply
177,711.15x = 266,562.86 × 57,771.97 - Step 4: Simplify right side
177,711.15x = 15,399,861,551.03 - Step 5: Solve for x
x = 15,399,861,551.03/177,711.15 - Step 6: Final answer
x = 86,656.70
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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.