Finding the Fourth Proportional to 194,803.41, 292,234.33 and 68,421.38
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Solution
The fourth proportional to 194,803.41, 292,234.33 and 68,421.38 is: 102,642.32
Step by Step Solution
- Step 1: Write the proportion equation
194,803.41 : 292,234.33 = 68,421.38 : x - Step 2: Convert to fraction form
194,803.41/292,234.33 = 68,421.38/x - Step 3: Cross multiply
194,803.41x = 292,234.33 × 68,421.38 - Step 4: Simplify right side
194,803.41x = 19,995,074,477.68 - Step 5: Solve for x
x = 19,995,074,477.68/194,803.41 - Step 6: Final answer
x = 102,642.32
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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.