Finding the Fourth Proportional to 134,198.10, 185,195.68 and 73,771.29
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Solution
The fourth proportional to 134,198.10, 185,195.68 and 73,771.29 is: 101,805.65
Step by Step Solution
- Step 1: Write the proportion equation
134,198.10 : 185,195.68 = 73,771.29 : x - Step 2: Convert to fraction form
134,198.10/185,195.68 = 73,771.29/x - Step 3: Cross multiply
134,198.10x = 185,195.68 × 73,771.29 - Step 4: Simplify right side
134,198.10x = 13,662,124,216.03 - Step 5: Solve for x
x = 13,662,124,216.03/134,198.10 - Step 6: Final answer
x = 101,805.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.