Finding the Fourth Proportional to 127,663.13, 176,148.41 and 73,944.94
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Solution
The fourth proportional to 127,663.13, 176,148.41 and 73,944.94 is: 102,028.55
Step by Step Solution
- Step 1: Write the proportion equation
127,663.13 : 176,148.41 = 73,944.94 : x - Step 2: Convert to fraction form
127,663.13/176,148.41 = 73,944.94/x - Step 3: Cross multiply
127,663.13x = 176,148.41 × 73,944.94 - Step 4: Simplify right side
127,663.13x = 13,025,283,608.55 - Step 5: Solve for x
x = 13,025,283,608.55/127,663.13 - Step 6: Final answer
x = 102,028.55
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1.5x scale
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.