Finding the Fourth Proportional to 127,563.54, 176,059.26 and 73,881.19
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Solution
The fourth proportional to 127,563.54, 176,059.26 and 73,881.19 is: 101,968.53
Step by Step Solution
- Step 1: Write the proportion equation
127,563.54 : 176,059.26 = 73,881.19 : x - Step 2: Convert to fraction form
127,563.54/176,059.26 = 73,881.19/x - Step 3: Cross multiply
127,563.54x = 176,059.26 × 73,881.19 - Step 4: Simplify right side
127,563.54x = 13,007,467,269.91 - Step 5: Solve for x
x = 13,007,467,269.91/127,563.54 - Step 6: Final answer
x = 101,968.53
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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.