Finding the Fourth Proportional to 146,370.48, 201,988.62 and 82,706.94
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Solution
The fourth proportional to 146,370.48, 201,988.62 and 82,706.94 is: 114,134.08
Step by Step Solution
- Step 1: Write the proportion equation
146,370.48 : 201,988.62 = 82,706.94 : x - Step 2: Convert to fraction form
146,370.48/201,988.62 = 82,706.94/x - Step 3: Cross multiply
146,370.48x = 201,988.62 × 82,706.94 - Step 4: Simplify right side
146,370.48x = 16,705,860,675.02 - Step 5: Solve for x
x = 16,705,860,675.02/146,370.48 - Step 6: Final answer
x = 114,134.08
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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.