Finding the Fourth Proportional to 102,744, 154,116 and 28,872
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Solution
The fourth proportional to 102,744, 154,116 and 28,872 is: 43,308
Step by Step Solution
- Step 1: Write the proportion equation
102,744 : 154,116 = 28,872 : x - Step 2: Convert to fraction form
102,744/154,116 = 28,872/x - Step 3: Cross multiply
102,744x = 154,116 × 28,872 - Step 4: Simplify right side
102,744x = 4,449,637,152 - Step 5: Solve for x
x = 4,449,637,152/102,744 - Step 6: Final answer
x = 43,308
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.