Finding the Fourth Proportional to 174,310.49, 240,556.35 and 136,519.13
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Solution
The fourth proportional to 174,310.49, 240,556.35 and 136,519.13 is: 188,402.56
Step by Step Solution
- Step 1: Write the proportion equation
174,310.49 : 240,556.35 = 136,519.13 : x - Step 2: Convert to fraction form
174,310.49/240,556.35 = 136,519.13/x - Step 3: Cross multiply
174,310.49x = 240,556.35 × 136,519.13 - Step 4: Simplify right side
174,310.49x = 32,840,542,415.19 - Step 5: Solve for x
x = 32,840,542,415.19/174,310.49 - Step 6: Final answer
x = 188,402.56
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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.