Finding the Fourth Proportional to 141,442.06, 212,133.21 and 41,575.09
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Solution
The fourth proportional to 141,442.06, 212,133.21 and 41,575.09 is: 62,353.85
Step by Step Solution
- Step 1: Write the proportion equation
141,442.06 : 212,133.21 = 41,575.09 : x - Step 2: Convert to fraction form
141,442.06/212,133.21 = 41,575.09/x - Step 3: Cross multiply
141,442.06x = 212,133.21 × 41,575.09 - Step 4: Simplify right side
141,442.06x = 8,819,457,297.74 - Step 5: Solve for x
x = 8,819,457,297.74/141,442.06 - Step 6: Final answer
x = 62,353.85
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1.5x scale
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.