Finding the Fourth Proportional to 126,252.08, 189,122.04 and 58,689.44
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Solution
The fourth proportional to 126,252.08, 189,122.04 and 58,689.44 is: 87,915.12
Step by Step Solution
- Step 1: Write the proportion equation
126,252.08 : 189,122.04 = 58,689.44 : x - Step 2: Convert to fraction form
126,252.08/189,122.04 = 58,689.44/x - Step 3: Cross multiply
126,252.08x = 189,122.04 × 58,689.44 - Step 4: Simplify right side
126,252.08x = 11,099,466,619.26 - Step 5: Solve for x
x = 11,099,466,619.26/126,252.08 - Step 6: Final answer
x = 87,915.12
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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.