Finding the Fourth Proportional to 201,422.34, 277,957.44 and 110,787.57
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Solution
The fourth proportional to 201,422.34, 277,957.44 and 110,787.57 is: 152,883.88
Step by Step Solution
- Step 1: Write the proportion equation
201,422.34 : 277,957.44 = 110,787.57 : x - Step 2: Convert to fraction form
201,422.34/277,957.44 = 110,787.57/x - Step 3: Cross multiply
201,422.34x = 277,957.44 × 110,787.57 - Step 4: Simplify right side
201,422.34x = 30,794,229,341.02 - Step 5: Solve for x
x = 30,794,229,341.02/201,422.34 - Step 6: Final answer
x = 152,883.88
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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.