Finding the Fourth Proportional to 129,373.93, 193,995.26 and 59,193.10
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Solution
The fourth proportional to 129,373.93, 193,995.26 and 59,193.10 is: 88,759.62
Step by Step Solution
- Step 1: Write the proportion equation
129,373.93 : 193,995.26 = 59,193.10 : x - Step 2: Convert to fraction form
129,373.93/193,995.26 = 59,193.10/x - Step 3: Cross multiply
129,373.93x = 193,995.26 × 59,193.10 - Step 4: Simplify right side
129,373.93x = 11,483,180,043.75 - Step 5: Solve for x
x = 11,483,180,043.75/129,373.93 - Step 6: Final answer
x = 88,759.62
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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.