Finding the Fourth Proportional to 79,194.99, 118,771.62 and 29,289.37
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Solution
The fourth proportional to 79,194.99, 118,771.62 and 29,289.37 is: 43,926.34
Step by Step Solution
- Step 1: Write the proportion equation
79,194.99 : 118,771.62 = 29,289.37 : x - Step 2: Convert to fraction form
79,194.99/118,771.62 = 29,289.37/x - Step 3: Cross multiply
79,194.99x = 118,771.62 × 29,289.37 - Step 4: Simplify right side
79,194.99x = 3,478,745,923.68 - Step 5: Solve for x
x = 3,478,745,923.68/79,194.99 - Step 6: Final answer
x = 43,926.34
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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.