Finding the Fourth Proportional to 177,771.06, 266,656.60 and 53,112.06
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Solution
The fourth proportional to 177,771.06, 266,656.60 and 53,112.06 is: 79,668.09
Step by Step Solution
- Step 1: Write the proportion equation
177,771.06 : 266,656.60 = 53,112.06 : x - Step 2: Convert to fraction form
177,771.06/266,656.60 = 53,112.06/x - Step 3: Cross multiply
177,771.06x = 266,656.60 × 53,112.06 - Step 4: Simplify right side
177,771.06x = 14,162,681,338.60 - Step 5: Solve for x
x = 14,162,681,338.60/177,771.06 - Step 6: Final answer
x = 79,668.09
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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.