Finding the Fourth Proportional to 201,105.76, 277,655.98 and 124,706.02
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Solution
The fourth proportional to 201,105.76, 277,655.98 and 124,706.02 is: 172,174.94
Step by Step Solution
- Step 1: Write the proportion equation
201,105.76 : 277,655.98 = 124,706.02 : x - Step 2: Convert to fraction form
201,105.76/277,655.98 = 124,706.02/x - Step 3: Cross multiply
201,105.76x = 277,655.98 × 124,706.02 - Step 4: Simplify right side
201,105.76x = 34,625,372,195.00 - Step 5: Solve for x
x = 34,625,372,195.00/201,105.76 - Step 6: Final answer
x = 172,174.94
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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.