Finding the Fourth Proportional to 111,750.30, 167,630.70 and 36,876.99
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Solution
The fourth proportional to 111,750.30, 167,630.70 and 36,876.99 is: 55,317.22
Step by Step Solution
- Step 1: Write the proportion equation
111,750.30 : 167,630.70 = 36,876.99 : x - Step 2: Convert to fraction form
111,750.30/167,630.70 = 36,876.99/x - Step 3: Cross multiply
111,750.30x = 167,630.70 × 36,876.99 - Step 4: Simplify right side
111,750.30x = 6,181,715,647.59 - Step 5: Solve for x
x = 6,181,715,647.59/111,750.30 - Step 6: Final answer
x = 55,317.22
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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.