Finding the Fourth Proportional to 84,513.44, 126,790.16 and 27,587.04
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Solution
The fourth proportional to 84,513.44, 126,790.16 and 27,587.04 is: 41,387.09
Step by Step Solution
- Step 1: Write the proportion equation
84,513.44 : 126,790.16 = 27,587.04 : x - Step 2: Convert to fraction form
84,513.44/126,790.16 = 27,587.04/x - Step 3: Cross multiply
84,513.44x = 126,790.16 × 27,587.04 - Step 4: Simplify right side
84,513.44x = 3,497,765,215.53 - Step 5: Solve for x
x = 3,497,765,215.53/84,513.44 - Step 6: Final answer
x = 41,387.09
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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.