Finding the Fourth Proportional to 71,169.60, 106,637.12 and 24,396.80
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Solution
The fourth proportional to 71,169.60, 106,637.12 and 24,396.80 is: 36,555.00
Step by Step Solution
- Step 1: Write the proportion equation
71,169.60 : 106,637.12 = 24,396.80 : x - Step 2: Convert to fraction form
71,169.60/106,637.12 = 24,396.80/x - Step 3: Cross multiply
71,169.60x = 106,637.12 × 24,396.80 - Step 4: Simplify right side
71,169.60x = 2,601,604,489.22 - Step 5: Solve for x
x = 2,601,604,489.22/71,169.60 - Step 6: Final answer
x = 36,555.00
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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.