Finding the Fourth Proportional to 102,797.12, 154,195.84 and 52,883.84
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Solution
The fourth proportional to 102,797.12, 154,195.84 and 52,883.84 is: 79,325.84
Step by Step Solution
- Step 1: Write the proportion equation
102,797.12 : 154,195.84 = 52,883.84 : x - Step 2: Convert to fraction form
102,797.12/154,195.84 = 52,883.84/x - Step 3: Cross multiply
102,797.12x = 154,195.84 × 52,883.84 - Step 4: Simplify right side
102,797.12x = 8,154,468,131.23 - Step 5: Solve for x
x = 8,154,468,131.23/102,797.12 - Step 6: Final answer
x = 79,325.84
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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.