Finding the Fourth Proportional to 84,232.68, 126,147.58 and 48,585.94
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Solution
The fourth proportional to 84,232.68, 126,147.58 and 48,585.94 is: 72,762.72
Step by Step Solution
- Step 1: Write the proportion equation
84,232.68 : 126,147.58 = 48,585.94 : x - Step 2: Convert to fraction form
84,232.68/126,147.58 = 48,585.94/x - Step 3: Cross multiply
84,232.68x = 126,147.58 × 48,585.94 - Step 4: Simplify right side
84,232.68x = 6,128,998,753.03 - Step 5: Solve for x
x = 6,128,998,753.03/84,232.68 - Step 6: Final answer
x = 72,762.72
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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.