Finding the Fourth Proportional to 84,177.26, 116,184.50 and 48,388.03
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Solution
The fourth proportional to 84,177.26, 116,184.50 and 48,388.03 is: 66,786.91
Step by Step Solution
- Step 1: Write the proportion equation
84,177.26 : 116,184.50 = 48,388.03 : x - Step 2: Convert to fraction form
84,177.26/116,184.50 = 48,388.03/x - Step 3: Cross multiply
84,177.26x = 116,184.50 × 48,388.03 - Step 4: Simplify right side
84,177.26x = 5,621,939,071.54 - Step 5: Solve for x
x = 5,621,939,071.54/84,177.26 - Step 6: Final answer
x = 66,786.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.