Finding the Fourth Proportional to 84,537.18, 126,812.97 and 22,207.50
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Solution
The fourth proportional to 84,537.18, 126,812.97 and 22,207.50 is: 33,313.14
Step by Step Solution
- Step 1: Write the proportion equation
84,537.18 : 126,812.97 = 22,207.50 : x - Step 2: Convert to fraction form
84,537.18/126,812.97 = 22,207.50/x - Step 3: Cross multiply
84,537.18x = 126,812.97 × 22,207.50 - Step 4: Simplify right side
84,537.18x = 2,816,199,031.28 - Step 5: Solve for x
x = 2,816,199,031.28/84,537.18 - Step 6: Final answer
x = 33,313.14
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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.