Finding the Fourth Proportional to 177,786.30, 266,679.45 and 149,792.70
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Solution
The fourth proportional to 177,786.30, 266,679.45 and 149,792.70 is: 224,689.05
Step by Step Solution
- Step 1: Write the proportion equation
177,786.30 : 266,679.45 = 149,792.70 : x - Step 2: Convert to fraction form
177,786.30/266,679.45 = 149,792.70/x - Step 3: Cross multiply
177,786.30x = 266,679.45 × 149,792.70 - Step 4: Simplify right side
177,786.30x = 39,946,634,850.02 - Step 5: Solve for x
x = 39,946,634,850.02/177,786.30 - Step 6: Final answer
x = 224,689.05
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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.