Finding the Fourth Proportional to 68,874.19, 103,310.95 and 24,502.58
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Solution
The fourth proportional to 68,874.19, 103,310.95 and 24,502.58 is: 36,753.75
Step by Step Solution
- Step 1: Write the proportion equation
68,874.19 : 103,310.95 = 24,502.58 : x - Step 2: Convert to fraction form
68,874.19/103,310.95 = 24,502.58/x - Step 3: Cross multiply
68,874.19x = 103,310.95 × 24,502.58 - Step 4: Simplify right side
68,874.19x = 2,531,384,817.25 - Step 5: Solve for x
x = 2,531,384,817.25/68,874.19 - Step 6: Final answer
x = 36,753.75
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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.