Finding the Fourth Proportional to 204,263.10, 306,301.05 and 109,478.70
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Solution
The fourth proportional to 204,263.10, 306,301.05 and 109,478.70 is: 164,167.88
Step by Step Solution
- Step 1: Write the proportion equation
204,263.10 : 306,301.05 = 109,478.70 : x - Step 2: Convert to fraction form
204,263.10/306,301.05 = 109,478.70/x - Step 3: Cross multiply
204,263.10x = 306,301.05 × 109,478.70 - Step 4: Simplify right side
204,263.10x = 33,533,440,762.64 - Step 5: Solve for x
x = 33,533,440,762.64/204,263.10 - Step 6: Final answer
x = 164,167.88
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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.