Finding the Fourth Proportional to 115,459.36, 173,214.96 and 40,584.64
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Solution
The fourth proportional to 115,459.36, 173,214.96 and 40,584.64 is: 60,886.07
Step by Step Solution
- Step 1: Write the proportion equation
115,459.36 : 173,214.96 = 40,584.64 : x - Step 2: Convert to fraction form
115,459.36/173,214.96 = 40,584.64/x - Step 3: Cross multiply
115,459.36x = 173,214.96 × 40,584.64 - Step 4: Simplify right side
115,459.36x = 7,029,866,794.21 - Step 5: Solve for x
x = 7,029,866,794.21/115,459.36 - Step 6: Final answer
x = 60,886.07
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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.