Finding the Fourth Proportional to 243,333.26, 364,971.09 and 74,853.26
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Solution
The fourth proportional to 243,333.26, 364,971.09 and 74,853.26 is: 112,271.03
Step by Step Solution
- Step 1: Write the proportion equation
243,333.26 : 364,971.09 = 74,853.26 : x - Step 2: Convert to fraction form
243,333.26/364,971.09 = 74,853.26/x - Step 3: Cross multiply
243,333.26x = 364,971.09 × 74,853.26 - Step 4: Simplify right side
243,333.26x = 27,319,275,892.25 - Step 5: Solve for x
x = 27,319,275,892.25/243,333.26 - Step 6: Final answer
x = 112,271.03
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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.