Finding the Fourth Proportional to 79,110.44, 118,675.44 and 29,190.80
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Solution
The fourth proportional to 79,110.44, 118,675.44 and 29,190.80 is: 43,789.81
Step by Step Solution
- Step 1: Write the proportion equation
79,110.44 : 118,675.44 = 29,190.80 : x - Step 2: Convert to fraction form
79,110.44/118,675.44 = 29,190.80/x - Step 3: Cross multiply
79,110.44x = 118,675.44 × 29,190.80 - Step 4: Simplify right side
79,110.44x = 3,464,231,033.95 - Step 5: Solve for x
x = 3,464,231,033.95/79,110.44 - Step 6: Final answer
x = 43,789.81
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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.