Finding the Fourth Proportional to 71,277.64, 106,915.34 and 24,530.92
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Solution
The fourth proportional to 71,277.64, 106,915.34 and 24,530.92 is: 36,795.99
Step by Step Solution
- Step 1: Write the proportion equation
71,277.64 : 106,915.34 = 24,530.92 : x - Step 2: Convert to fraction form
71,277.64/106,915.34 = 24,530.92/x - Step 3: Cross multiply
71,277.64x = 106,915.34 × 24,530.92 - Step 4: Simplify right side
71,277.64x = 2,622,731,652.31 - Step 5: Solve for x
x = 2,622,731,652.31/71,277.64 - Step 6: Final answer
x = 36,795.99
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1.5x scale
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.