Finding the Fourth Proportional to 141,844.26, 212,814.99 and 48,415.62
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Solution
The fourth proportional to 141,844.26, 212,814.99 and 48,415.62 is: 72,640.02
Step by Step Solution
- Step 1: Write the proportion equation
141,844.26 : 212,814.99 = 48,415.62 : x - Step 2: Convert to fraction form
141,844.26/212,814.99 = 48,415.62/x - Step 3: Cross multiply
141,844.26x = 212,814.99 × 48,415.62 - Step 4: Simplify right side
141,844.26x = 10,303,569,686.14 - Step 5: Solve for x
x = 10,303,569,686.14/141,844.26 - Step 6: Final answer
x = 72,640.02
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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.