Finding the Fourth Proportional to 177,546.10, 266,319.15 and 161,475.70
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Solution
The fourth proportional to 177,546.10, 266,319.15 and 161,475.70 is: 242,213.55
Step by Step Solution
- Step 1: Write the proportion equation
177,546.10 : 266,319.15 = 161,475.70 : x - Step 2: Convert to fraction form
177,546.10/266,319.15 = 161,475.70/x - Step 3: Cross multiply
177,546.10x = 266,319.15 × 161,475.70 - Step 4: Simplify right side
177,546.10x = 43,004,071,169.66 - Step 5: Solve for x
x = 43,004,071,169.66/177,546.10 - Step 6: Final answer
x = 242,213.55
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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.