Finding the Fourth Proportional to 85,335.36, 117,761.97 and 47,095.26
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Solution
The fourth proportional to 85,335.36, 117,761.97 and 47,095.26 is: 64,991.00
Step by Step Solution
- Step 1: Write the proportion equation
85,335.36 : 117,761.97 = 47,095.26 : x - Step 2: Convert to fraction form
85,335.36/117,761.97 = 47,095.26/x - Step 3: Cross multiply
85,335.36x = 117,761.97 × 47,095.26 - Step 4: Simplify right side
85,335.36x = 5,546,030,595.26 - Step 5: Solve for x
x = 5,546,030,595.26/85,335.36 - Step 6: Final answer
x = 64,991.00
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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.