Finding the Fourth Proportional to 134,968.20, 202,457.10 and 41,473.80
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Solution
The fourth proportional to 134,968.20, 202,457.10 and 41,473.80 is: 62,212.17
Step by Step Solution
- Step 1: Write the proportion equation
134,968.20 : 202,457.10 = 41,473.80 : x - Step 2: Convert to fraction form
134,968.20/202,457.10 = 41,473.80/x - Step 3: Cross multiply
134,968.20x = 202,457.10 × 41,473.80 - Step 4: Simplify right side
134,968.20x = 8,396,665,273.98 - Step 5: Solve for x
x = 8,396,665,273.98/134,968.20 - Step 6: Final answer
x = 62,212.17
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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.