Finding the Fourth Proportional to 183,959.67, 254,057.09 and 126,747.75
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Solution
The fourth proportional to 183,959.67, 254,057.09 and 126,747.75 is: 175,044.70
Step by Step Solution
- Step 1: Write the proportion equation
183,959.67 : 254,057.09 = 126,747.75 : x - Step 2: Convert to fraction form
183,959.67/254,057.09 = 126,747.75/x - Step 3: Cross multiply
183,959.67x = 254,057.09 × 126,747.75 - Step 4: Simplify right side
183,959.67x = 32,201,164,529.05 - Step 5: Solve for x
x = 32,201,164,529.05/183,959.67 - Step 6: Final answer
x = 175,044.70
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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.