Finding the Fourth Proportional to 201,288.73, 277,775.33 and 110,642.75
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Solution
The fourth proportional to 201,288.73, 277,775.33 and 110,642.75 is: 152,685.28
Step by Step Solution
- Step 1: Write the proportion equation
201,288.73 : 277,775.33 = 110,642.75 : x - Step 2: Convert to fraction form
201,288.73/277,775.33 = 110,642.75/x - Step 3: Cross multiply
201,288.73x = 277,775.33 × 110,642.75 - Step 4: Simplify right side
201,288.73x = 30,733,826,393.36 - Step 5: Solve for x
x = 30,733,826,393.36/201,288.73 - Step 6: Final answer
x = 152,685.28
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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.