Finding the Fourth Proportional to 134,910.22, 202,330.06 and 40,114.88
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Solution
The fourth proportional to 134,910.22, 202,330.06 and 40,114.88 is: 60,161.82
Step by Step Solution
- Step 1: Write the proportion equation
134,910.22 : 202,330.06 = 40,114.88 : x - Step 2: Convert to fraction form
134,910.22/202,330.06 = 40,114.88/x - Step 3: Cross multiply
134,910.22x = 202,330.06 × 40,114.88 - Step 4: Simplify right side
134,910.22x = 8,116,444,865.07 - Step 5: Solve for x
x = 8,116,444,865.07/134,910.22 - Step 6: Final answer
x = 60,161.82
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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.