Finding the Fourth Proportional to 141,059.84, 211,626.21 and 52,338.65
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Solution
The fourth proportional to 141,059.84, 211,626.21 and 52,338.65 is: 78,521.50
Step by Step Solution
- Step 1: Write the proportion equation
141,059.84 : 211,626.21 = 52,338.65 : x - Step 2: Convert to fraction form
141,059.84/211,626.21 = 52,338.65/x - Step 3: Cross multiply
141,059.84x = 211,626.21 × 52,338.65 - Step 4: Simplify right side
141,059.84x = 11,076,230,136.02 - Step 5: Solve for x
x = 11,076,230,136.02/141,059.84 - Step 6: Final answer
x = 78,521.50
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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.