Finding the Fourth Proportional to 201,359.97, 277,883.90 and 110,722.83
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Solution
The fourth proportional to 201,359.97, 277,883.90 and 110,722.83 is: 152,801.43
Step by Step Solution
- Step 1: Write the proportion equation
201,359.97 : 277,883.90 = 110,722.83 : x - Step 2: Convert to fraction form
201,359.97/277,883.90 = 110,722.83/x - Step 3: Cross multiply
201,359.97x = 277,883.90 × 110,722.83 - Step 4: Simplify right side
201,359.97x = 30,768,091,265.82 - Step 5: Solve for x
x = 30,768,091,265.82/201,359.97 - Step 6: Final answer
x = 152,801.43
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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.