Finding the Fourth Proportional to 132,220.26, 182,373.75 and 84,452.22
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Solution
The fourth proportional to 132,220.26, 182,373.75 and 84,452.22 is: 116,486.45
Step by Step Solution
- Step 1: Write the proportion equation
132,220.26 : 182,373.75 = 84,452.22 : x - Step 2: Convert to fraction form
132,220.26/182,373.75 = 84,452.22/x - Step 3: Cross multiply
132,220.26x = 182,373.75 × 84,452.22 - Step 4: Simplify right side
132,220.26x = 15,401,868,057.23 - Step 5: Solve for x
x = 15,401,868,057.23/132,220.26 - Step 6: Final answer
x = 116,486.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.