Finding the Fourth Proportional to 79,344.91, 118,959.04 and 37,821.07
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Solution
The fourth proportional to 79,344.91, 118,959.04 and 37,821.07 is: 56,703.80
Step by Step Solution
- Step 1: Write the proportion equation
79,344.91 : 118,959.04 = 37,821.07 : x - Step 2: Convert to fraction form
79,344.91/118,959.04 = 37,821.07/x - Step 3: Cross multiply
79,344.91x = 118,959.04 × 37,821.07 - Step 4: Simplify right side
79,344.91x = 4,499,158,178.97 - Step 5: Solve for x
x = 4,499,158,178.97/79,344.91 - Step 6: Final answer
x = 56,703.80
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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.