Finding the Fourth Proportional to 79,549.74, 119,371.14 and 29,664.30
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Solution
The fourth proportional to 79,549.74, 119,371.14 and 29,664.30 is: 44,513.80
Step by Step Solution
- Step 1: Write the proportion equation
79,549.74 : 119,371.14 = 29,664.30 : x - Step 2: Convert to fraction form
79,549.74/119,371.14 = 29,664.30/x - Step 3: Cross multiply
79,549.74x = 119,371.14 × 29,664.30 - Step 4: Simplify right side
79,549.74x = 3,541,061,308.30 - Step 5: Solve for x
x = 3,541,061,308.30/79,549.74 - Step 6: Final answer
x = 44,513.80
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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.