Finding the Fourth Proportional to 83,996.17, 126,007.62 and 27,838.26
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Solution
The fourth proportional to 83,996.17, 126,007.62 and 27,838.26 is: 41,761.82
Step by Step Solution
- Step 1: Write the proportion equation
83,996.17 : 126,007.62 = 27,838.26 : x - Step 2: Convert to fraction form
83,996.17/126,007.62 = 27,838.26/x - Step 3: Cross multiply
83,996.17x = 126,007.62 × 27,838.26 - Step 4: Simplify right side
83,996.17x = 3,507,832,783.15 - Step 5: Solve for x
x = 3,507,832,783.15/83,996.17 - Step 6: Final answer
x = 41,761.82
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1.5x scale
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.