Finding the Fourth Proportional to 177,883.36, 266,825.04 and 84,338.08
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Solution
The fourth proportional to 177,883.36, 266,825.04 and 84,338.08 is: 126,507.12
Step by Step Solution
- Step 1: Write the proportion equation
177,883.36 : 266,825.04 = 84,338.08 : x - Step 2: Convert to fraction form
177,883.36/266,825.04 = 84,338.08/x - Step 3: Cross multiply
177,883.36x = 266,825.04 × 84,338.08 - Step 4: Simplify right side
177,883.36x = 22,503,511,569.52 - Step 5: Solve for x
x = 22,503,511,569.52/177,883.36 - Step 6: Final answer
x = 126,507.12
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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.