Finding the Fourth Proportional to 227,598.31, 341,387.74 and 77,851.99
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Solution
The fourth proportional to 227,598.31, 341,387.74 and 77,851.99 is: 116,774.66
Step by Step Solution
- Step 1: Write the proportion equation
227,598.31 : 341,387.74 = 77,851.99 : x - Step 2: Convert to fraction form
227,598.31/341,387.74 = 77,851.99/x - Step 3: Cross multiply
227,598.31x = 341,387.74 × 77,851.99 - Step 4: Simplify right side
227,598.31x = 26,577,714,920.60 - Step 5: Solve for x
x = 26,577,714,920.60/227,598.31 - Step 6: Final answer
x = 116,774.66
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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.