Finding the Fourth Proportional to 210,162.87, 315,336.74 and 110,299.68
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Solution
The fourth proportional to 210,162.87, 315,336.74 and 110,299.68 is: 165,498.03
Step by Step Solution
- Step 1: Write the proportion equation
210,162.87 : 315,336.74 = 110,299.68 : x - Step 2: Convert to fraction form
210,162.87/315,336.74 = 110,299.68/x - Step 3: Cross multiply
210,162.87x = 315,336.74 × 110,299.68 - Step 4: Simplify right side
210,162.87x = 34,781,540,962.74 - Step 5: Solve for x
x = 34,781,540,962.74/210,162.87 - Step 6: Final answer
x = 165,498.03
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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.