Finding the Fourth Proportional to 217,804.02, 326,665.53 and 68,047.98
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Solution
The fourth proportional to 217,804.02, 326,665.53 and 68,047.98 is: 102,059.32
Step by Step Solution
- Step 1: Write the proportion equation
217,804.02 : 326,665.53 = 68,047.98 : x - Step 2: Convert to fraction form
217,804.02/326,665.53 = 68,047.98/x - Step 3: Cross multiply
217,804.02x = 326,665.53 × 68,047.98 - Step 4: Simplify right side
217,804.02x = 22,228,929,452.13 - Step 5: Solve for x
x = 22,228,929,452.13/217,804.02 - Step 6: Final answer
x = 102,059.32
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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.