Finding the Fourth Proportional to 134,910.37, 202,330.29 and 40,115.02
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Solution
The fourth proportional to 134,910.37, 202,330.29 and 40,115.02 is: 60,162.04
Step by Step Solution
- Step 1: Write the proportion equation
134,910.37 : 202,330.29 = 40,115.02 : x - Step 2: Convert to fraction form
134,910.37/202,330.29 = 40,115.02/x - Step 3: Cross multiply
134,910.37x = 202,330.29 × 40,115.02 - Step 4: Simplify right side
134,910.37x = 8,116,483,629.96 - Step 5: Solve for x
x = 8,116,483,629.96/134,910.37 - Step 6: Final answer
x = 60,162.04
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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.