Finding the Fourth Proportional to 193,652.91, 267,235.23 and 107,611.63
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Solution
The fourth proportional to 193,652.91, 267,235.23 and 107,611.63 is: 148,500.83
Step by Step Solution
- Step 1: Write the proportion equation
193,652.91 : 267,235.23 = 107,611.63 : x - Step 2: Convert to fraction form
193,652.91/267,235.23 = 107,611.63/x - Step 3: Cross multiply
193,652.91x = 267,235.23 × 107,611.63 - Step 4: Simplify right side
193,652.91x = 28,757,618,025.64 - Step 5: Solve for x
x = 28,757,618,025.64/193,652.91 - Step 6: Final answer
x = 148,500.83
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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.