Finding the Fourth Proportional to 134,467.24, 185,563.26 and 74,036.62
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Solution
The fourth proportional to 134,467.24, 185,563.26 and 74,036.62 is: 102,169.69
Step by Step Solution
- Step 1: Write the proportion equation
134,467.24 : 185,563.26 = 74,036.62 : x - Step 2: Convert to fraction form
134,467.24/185,563.26 = 74,036.62/x - Step 3: Cross multiply
134,467.24x = 185,563.26 × 74,036.62 - Step 4: Simplify right side
134,467.24x = 13,738,476,566.58 - Step 5: Solve for x
x = 13,738,476,566.58/134,467.24 - Step 6: Final answer
x = 102,169.69
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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.