Finding the Fourth Proportional to 236,342.22, 354,347.26 and 86,563.06
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Solution
The fourth proportional to 236,342.22, 354,347.26 and 86,563.06 is: 129,783.76
Step by Step Solution
- Step 1: Write the proportion equation
236,342.22 : 354,347.26 = 86,563.06 : x - Step 2: Convert to fraction form
236,342.22/354,347.26 = 86,563.06/x - Step 3: Cross multiply
236,342.22x = 354,347.26 × 86,563.06 - Step 4: Simplify right side
236,342.22x = 30,673,383,128.22 - Step 5: Solve for x
x = 30,673,383,128.22/236,342.22 - Step 6: Final answer
x = 129,783.76
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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.