Finding the Fourth Proportional to 194,860.40, 292,069.36 and 82,470.48
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Solution
The fourth proportional to 194,860.40, 292,069.36 and 82,470.48 is: 123,612.08
Step by Step Solution
- Step 1: Write the proportion equation
194,860.40 : 292,069.36 = 82,470.48 : x - Step 2: Convert to fraction form
194,860.40/292,069.36 = 82,470.48/x - Step 3: Cross multiply
194,860.40x = 292,069.36 × 82,470.48 - Step 4: Simplify right side
194,860.40x = 24,087,100,312.49 - Step 5: Solve for x
x = 24,087,100,312.49/194,860.40 - Step 6: Final answer
x = 123,612.08
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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.