Finding the Fourth Proportional to 126,259.08, 174,236.43 and 68,899.53
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Solution
The fourth proportional to 126,259.08, 174,236.43 and 68,899.53 is: 95,080.75
Step by Step Solution
- Step 1: Write the proportion equation
126,259.08 : 174,236.43 = 68,899.53 : x - Step 2: Convert to fraction form
126,259.08/174,236.43 = 68,899.53/x - Step 3: Cross multiply
126,259.08x = 174,236.43 × 68,899.53 - Step 4: Simplify right side
126,259.08x = 12,004,808,135.88 - Step 5: Solve for x
x = 12,004,808,135.88/126,259.08 - Step 6: Final answer
x = 95,080.75
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1.5x scale
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.