Finding the Fourth Proportional to 171,556.20, 236,713.86 and 96,090.12
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Solution
The fourth proportional to 171,556.20, 236,713.86 and 96,090.12 is: 132,585.49
Step by Step Solution
- Step 1: Write the proportion equation
171,556.20 : 236,713.86 = 96,090.12 : x - Step 2: Convert to fraction form
171,556.20/236,713.86 = 96,090.12/x - Step 3: Cross multiply
171,556.20x = 236,713.86 × 96,090.12 - Step 4: Simplify right side
171,556.20x = 22,745,863,213.06 - Step 5: Solve for x
x = 22,745,863,213.06/171,556.20 - Step 6: Final answer
x = 132,585.49
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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.