Finding the Fourth Proportional to 177,412.23, 266,201.37 and 77,559.48
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Solution
The fourth proportional to 177,412.23, 266,201.37 and 77,559.48 is: 116,375.52
Step by Step Solution
- Step 1: Write the proportion equation
177,412.23 : 266,201.37 = 77,559.48 : x - Step 2: Convert to fraction form
177,412.23/266,201.37 = 77,559.48/x - Step 3: Cross multiply
177,412.23x = 266,201.37 × 77,559.48 - Step 4: Simplify right side
177,412.23x = 20,646,439,832.49 - Step 5: Solve for x
x = 20,646,439,832.49/177,412.23 - Step 6: Final answer
x = 116,375.52
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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.