Finding the Fourth Proportional to 83,617.08, 125,451.81 and 27,457.62
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Solution
The fourth proportional to 83,617.08, 125,451.81 and 27,457.62 is: 41,195.03
Step by Step Solution
- Step 1: Write the proportion equation
83,617.08 : 125,451.81 = 27,457.62 : x - Step 2: Convert to fraction form
83,617.08/125,451.81 = 27,457.62/x - Step 3: Cross multiply
83,617.08x = 125,451.81 × 27,457.62 - Step 4: Simplify right side
83,617.08x = 3,444,608,127.29 - Step 5: Solve for x
x = 3,444,608,127.29/83,617.08 - Step 6: Final answer
x = 41,195.03
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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.