Finding the Fourth Proportional to 91,175.26, 136,823.99 and 32,011.11
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Solution
The fourth proportional to 91,175.26, 136,823.99 and 32,011.11 is: 48,038.12
Step by Step Solution
- Step 1: Write the proportion equation
91,175.26 : 136,823.99 = 32,011.11 : x - Step 2: Convert to fraction form
91,175.26/136,823.99 = 32,011.11/x - Step 3: Cross multiply
91,175.26x = 136,823.99 × 32,011.11 - Step 4: Simplify right side
91,175.26x = 4,379,887,794.53 - Step 5: Solve for x
x = 4,379,887,794.53/91,175.26 - Step 6: Final answer
x = 48,038.12
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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.