Finding the Fourth Proportional to 84,618.76, 126,929.22 and 32,014.12
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Solution
The fourth proportional to 84,618.76, 126,929.22 and 32,014.12 is: 48,021.59
Step by Step Solution
- Step 1: Write the proportion equation
84,618.76 : 126,929.22 = 32,014.12 : x - Step 2: Convert to fraction form
84,618.76/126,929.22 = 32,014.12/x - Step 3: Cross multiply
84,618.76x = 126,929.22 × 32,014.12 - Step 4: Simplify right side
84,618.76x = 4,063,527,280.59 - Step 5: Solve for x
x = 4,063,527,280.59/84,618.76 - Step 6: Final answer
x = 48,021.59
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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.