Finding the Fourth Proportional to 91,328.02, 136,991.70 and 24,767.98
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Solution
The fourth proportional to 91,328.02, 136,991.70 and 24,767.98 is: 37,151.88
Step by Step Solution
- Step 1: Write the proportion equation
91,328.02 : 136,991.70 = 24,767.98 : x - Step 2: Convert to fraction form
91,328.02/136,991.70 = 24,767.98/x - Step 3: Cross multiply
91,328.02x = 136,991.70 × 24,767.98 - Step 4: Simplify right side
91,328.02x = 3,393,007,685.77 - Step 5: Solve for x
x = 3,393,007,685.77/91,328.02 - Step 6: Final answer
x = 37,151.88
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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.