Finding the Fourth Proportional to 167,927.02, 231,735.97 and 91,447.02
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Solution
The fourth proportional to 167,927.02, 231,735.97 and 91,447.02 is: 126,195.08
Step by Step Solution
- Step 1: Write the proportion equation
167,927.02 : 231,735.97 = 91,447.02 : x - Step 2: Convert to fraction form
167,927.02/231,735.97 = 91,447.02/x - Step 3: Cross multiply
167,927.02x = 231,735.97 × 91,447.02 - Step 4: Simplify right side
167,927.02x = 21,191,563,883.31 - Step 5: Solve for x
x = 21,191,563,883.31/167,927.02 - Step 6: Final answer
x = 126,195.08
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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.