Finding the Fourth Proportional to 79,215.87, 118,837.02 and 29,296.08
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Solution
The fourth proportional to 79,215.87, 118,837.02 and 29,296.08 is: 43,949.01
Step by Step Solution
- Step 1: Write the proportion equation
79,215.87 : 118,837.02 = 29,296.08 : x - Step 2: Convert to fraction form
79,215.87/118,837.02 = 29,296.08/x - Step 3: Cross multiply
79,215.87x = 118,837.02 × 29,296.08 - Step 4: Simplify right side
79,215.87x = 3,481,458,954.74 - Step 5: Solve for x
x = 3,481,458,954.74/79,215.87 - Step 6: Final answer
x = 43,949.01
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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.