Finding the Fourth Proportional to 75,115.17, 112,672.80 and 22,524.75
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Solution
The fourth proportional to 75,115.17, 112,672.80 and 22,524.75 is: 33,787.14
Step by Step Solution
- Step 1: Write the proportion equation
75,115.17 : 112,672.80 = 22,524.75 : x - Step 2: Convert to fraction form
75,115.17/112,672.80 = 22,524.75/x - Step 3: Cross multiply
75,115.17x = 112,672.80 × 22,524.75 - Step 4: Simplify right side
75,115.17x = 2,537,926,651.80 - Step 5: Solve for x
x = 2,537,926,651.80/75,115.17 - Step 6: Final answer
x = 33,787.14
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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.