Finding the Fourth Proportional to 118,208.00, 177,212.21 and 54,995.49
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Solution
The fourth proportional to 118,208.00, 177,212.21 and 54,995.49 is: 82,446.80
Step by Step Solution
- Step 1: Write the proportion equation
118,208.00 : 177,212.21 = 54,995.49 : x - Step 2: Convert to fraction form
118,208.00/177,212.21 = 54,995.49/x - Step 3: Cross multiply
118,208.00x = 177,212.21 × 54,995.49 - Step 4: Simplify right side
118,208.00x = 9,745,872,047.96 - Step 5: Solve for x
x = 9,745,872,047.96/118,208.00 - Step 6: Final answer
x = 82,446.80
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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.