Finding the Fourth Proportional to 233,741.48, 322,563.36 and 126,311.54
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Solution
The fourth proportional to 233,741.48, 322,563.36 and 126,311.54 is: 174,309.99
Step by Step Solution
- Step 1: Write the proportion equation
233,741.48 : 322,563.36 = 126,311.54 : x - Step 2: Convert to fraction form
233,741.48/322,563.36 = 126,311.54/x - Step 3: Cross multiply
233,741.48x = 322,563.36 × 126,311.54 - Step 4: Simplify right side
233,741.48x = 40,743,474,749.17 - Step 5: Solve for x
x = 40,743,474,749.17/233,741.48 - Step 6: Final answer
x = 174,309.99
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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.