Finding the Fourth Proportional to 227,122.54, 340,579.99 and 84,863.50
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Solution
The fourth proportional to 227,122.54, 340,579.99 and 84,863.50 is: 127,256.46
Step by Step Solution
- Step 1: Write the proportion equation
227,122.54 : 340,579.99 = 84,863.50 : x - Step 2: Convert to fraction form
227,122.54/340,579.99 = 84,863.50/x - Step 3: Cross multiply
227,122.54x = 340,579.99 × 84,863.50 - Step 4: Simplify right side
227,122.54x = 28,902,809,981.37 - Step 5: Solve for x
x = 28,902,809,981.37/227,122.54 - Step 6: Final answer
x = 127,256.46
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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.