Finding the Fourth Proportional to 84,803.61, 127,201.31 and 32,208.99
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Solution
The fourth proportional to 84,803.61, 127,201.31 and 32,208.99 is: 48,311.93
Step by Step Solution
- Step 1: Write the proportion equation
84,803.61 : 127,201.31 = 32,208.99 : x - Step 2: Convert to fraction form
84,803.61/127,201.31 = 32,208.99/x - Step 3: Cross multiply
84,803.61x = 127,201.31 × 32,208.99 - Step 4: Simplify right side
84,803.61x = 4,097,025,721.78 - Step 5: Solve for x
x = 4,097,025,721.78/84,803.61 - Step 6: Final answer
x = 48,311.93
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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.