Finding the Fourth Proportional to 204,377.79, 306,566.81 and 97,736.55
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Solution
The fourth proportional to 204,377.79, 306,566.81 and 97,736.55 is: 146,604.88
Step by Step Solution
- Step 1: Write the proportion equation
204,377.79 : 306,566.81 = 97,736.55 : x - Step 2: Convert to fraction form
204,377.79/306,566.81 = 97,736.55/x - Step 3: Cross multiply
204,377.79x = 306,566.81 × 97,736.55 - Step 4: Simplify right side
204,377.79x = 29,962,781,865.22 - Step 5: Solve for x
x = 29,962,781,865.22/204,377.79 - Step 6: Final answer
x = 146,604.88
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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.