Finding the Fourth Proportional to 194,984.80, 292,246.80 and 82,664.80
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Solution
The fourth proportional to 194,984.80, 292,246.80 and 82,664.80 is: 123,899.52
Step by Step Solution
- Step 1: Write the proportion equation
194,984.80 : 292,246.80 = 82,664.80 : x - Step 2: Convert to fraction form
194,984.80/292,246.80 = 82,664.80/x - Step 3: Cross multiply
194,984.80x = 292,246.80 × 82,664.80 - Step 4: Simplify right side
194,984.80x = 24,158,523,272.64 - Step 5: Solve for x
x = 24,158,523,272.64/194,984.80 - Step 6: Final answer
x = 123,899.52
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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.