Finding the Fourth Proportional to 177,365.20, 266,134.20 and 135,230.80
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Solution
The fourth proportional to 177,365.20, 266,134.20 and 135,230.80 is: 202,912.08
Step by Step Solution
- Step 1: Write the proportion equation
177,365.20 : 266,134.20 = 135,230.80 : x - Step 2: Convert to fraction form
177,365.20/266,134.20 = 135,230.80/x - Step 3: Cross multiply
177,365.20x = 266,134.20 × 135,230.80 - Step 4: Simplify right side
177,365.20x = 35,989,540,773.36 - Step 5: Solve for x
x = 35,989,540,773.36/177,365.20 - Step 6: Final answer
x = 202,912.08
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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.