Finding the Fourth Proportional to 73,466.97, 110,201.67 and 31,913.97
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Solution
The fourth proportional to 73,466.97, 110,201.67 and 31,913.97 is: 47,871.48
Step by Step Solution
- Step 1: Write the proportion equation
73,466.97 : 110,201.67 = 31,913.97 : x - Step 2: Convert to fraction form
73,466.97/110,201.67 = 31,913.97/x - Step 3: Cross multiply
73,466.97x = 110,201.67 × 31,913.97 - Step 4: Simplify right side
73,466.97x = 3,516,972,790.33 - Step 5: Solve for x
x = 3,516,972,790.33/73,466.97 - Step 6: Final answer
x = 47,871.48
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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.