Finding the Fourth Proportional to 79,060.20, 118,606.17 and 29,140.54
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Solution
The fourth proportional to 79,060.20, 118,606.17 and 29,140.54 is: 43,716.66
Step by Step Solution
- Step 1: Write the proportion equation
79,060.20 : 118,606.17 = 29,140.54 : x - Step 2: Convert to fraction form
79,060.20/118,606.17 = 29,140.54/x - Step 3: Cross multiply
79,060.20x = 118,606.17 × 29,140.54 - Step 4: Simplify right side
79,060.20x = 3,456,247,841.13 - Step 5: Solve for x
x = 3,456,247,841.13/79,060.20 - Step 6: Final answer
x = 43,716.66
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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.