Finding the Fourth Proportional to 267,385.10, 368,956.35 and 159,915.92
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Solution
The fourth proportional to 267,385.10, 368,956.35 and 159,915.92 is: 220,662.98
Step by Step Solution
- Step 1: Write the proportion equation
267,385.10 : 368,956.35 = 159,915.92 : x - Step 2: Convert to fraction form
267,385.10/368,956.35 = 159,915.92/x - Step 3: Cross multiply
267,385.10x = 368,956.35 × 159,915.92 - Step 4: Simplify right side
267,385.10x = 59,001,992,305.31 - Step 5: Solve for x
x = 59,001,992,305.31/267,385.10 - Step 6: Final answer
x = 220,662.98
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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.