Finding the Fourth Proportional to 215,296.41, 322,977.42 and 110,079.84
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Solution
The fourth proportional to 215,296.41, 322,977.42 and 110,079.84 is: 165,136.53
Step by Step Solution
- Step 1: Write the proportion equation
215,296.41 : 322,977.42 = 110,079.84 : x - Step 2: Convert to fraction form
215,296.41/322,977.42 = 110,079.84/x - Step 3: Cross multiply
215,296.41x = 322,977.42 × 110,079.84 - Step 4: Simplify right side
215,296.41x = 35,553,302,717.21 - Step 5: Solve for x
x = 35,553,302,717.21/215,296.41 - Step 6: Final answer
x = 165,136.53
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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.