Finding the Fourth Proportional to 68,554.24, 102,860.48 and 24,205.12
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Solution
The fourth proportional to 68,554.24, 102,860.48 and 24,205.12 is: 36,317.96
Step by Step Solution
- Step 1: Write the proportion equation
68,554.24 : 102,860.48 = 24,205.12 : x - Step 2: Convert to fraction form
68,554.24/102,860.48 = 24,205.12/x - Step 3: Cross multiply
68,554.24x = 102,860.48 × 24,205.12 - Step 4: Simplify right side
68,554.24x = 2,489,750,261.66 - Step 5: Solve for x
x = 2,489,750,261.66/68,554.24 - Step 6: Final answer
x = 36,317.96
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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.