Finding the Fourth Proportional to 194,885.92, 292,331.08 and 68,529.92
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Solution
The fourth proportional to 194,885.92, 292,331.08 and 68,529.92 is: 102,795.65
Step by Step Solution
- Step 1: Write the proportion equation
194,885.92 : 292,331.08 = 68,529.92 : x - Step 2: Convert to fraction form
194,885.92/292,331.08 = 68,529.92/x - Step 3: Cross multiply
194,885.92x = 292,331.08 × 68,529.92 - Step 4: Simplify right side
194,885.92x = 20,033,425,525.91 - Step 5: Solve for x
x = 20,033,425,525.91/194,885.92 - Step 6: Final answer
x = 102,795.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.