Finding the Fourth Proportional to 177,888.36, 266,832.54 and 84,343.08
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Solution
The fourth proportional to 177,888.36, 266,832.54 and 84,343.08 is: 126,514.62
Step by Step Solution
- Step 1: Write the proportion equation
177,888.36 : 266,832.54 = 84,343.08 : x - Step 2: Convert to fraction form
177,888.36/266,832.54 = 84,343.08/x - Step 3: Cross multiply
177,888.36x = 266,832.54 × 84,343.08 - Step 4: Simplify right side
177,888.36x = 22,505,478,267.82 - Step 5: Solve for x
x = 22,505,478,267.82/177,888.36 - Step 6: Final answer
x = 126,514.62
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1.5x scale
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.