Finding the Fourth Proportional to 102,132.22, 153,198.34 and 27,252.63
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Solution
The fourth proportional to 102,132.22, 153,198.34 and 27,252.63 is: 40,878.94
Step by Step Solution
- Step 1: Write the proportion equation
102,132.22 : 153,198.34 = 27,252.63 : x - Step 2: Convert to fraction form
102,132.22/153,198.34 = 27,252.63/x - Step 3: Cross multiply
102,132.22x = 153,198.34 × 27,252.63 - Step 4: Simplify right side
102,132.22x = 4,175,057,177.63 - Step 5: Solve for x
x = 4,175,057,177.63/102,132.22 - Step 6: Final answer
x = 40,878.94
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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.