Finding the Fourth Proportional to 73,466.70, 101,287.62 and 53,031.66
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Solution
The fourth proportional to 73,466.70, 101,287.62 and 53,031.66 is: 73,114.09
Step by Step Solution
- Step 1: Write the proportion equation
73,466.70 : 101,287.62 = 53,031.66 : x - Step 2: Convert to fraction form
73,466.70/101,287.62 = 53,031.66/x - Step 3: Cross multiply
73,466.70x = 101,287.62 × 53,031.66 - Step 4: Simplify right side
73,466.70x = 5,371,450,626.05 - Step 5: Solve for x
x = 5,371,450,626.05/73,466.70 - Step 6: Final answer
x = 73,114.09
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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.