Finding the Fourth Proportional to 201,385.28, 277,902.17 and 110,745.06
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Solution
The fourth proportional to 201,385.28, 277,902.17 and 110,745.06 is: 152,822.95
Step by Step Solution
- Step 1: Write the proportion equation
201,385.28 : 277,902.17 = 110,745.06 : x - Step 2: Convert to fraction form
201,385.28/277,902.17 = 110,745.06/x - Step 3: Cross multiply
201,385.28x = 277,902.17 × 110,745.06 - Step 4: Simplify right side
201,385.28x = 30,776,292,490.78 - Step 5: Solve for x
x = 30,776,292,490.78/201,385.28 - Step 6: Final answer
x = 152,822.95
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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.