Finding the Fourth Proportional to 135,025.04, 202,664.77 and 68,512.91
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Solution
The fourth proportional to 135,025.04, 202,664.77 and 68,512.91 is: 102,833.90
Step by Step Solution
- Step 1: Write the proportion equation
135,025.04 : 202,664.77 = 68,512.91 : x - Step 2: Convert to fraction form
135,025.04/202,664.77 = 68,512.91/x - Step 3: Cross multiply
135,025.04x = 202,664.77 × 68,512.91 - Step 4: Simplify right side
135,025.04x = 13,885,151,962.57 - Step 5: Solve for x
x = 13,885,151,962.57/135,025.04 - Step 6: Final answer
x = 102,833.90
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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.