Finding the Fourth Proportional to 82,274.52, 123,411.80 and 29,683.99
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Solution
The fourth proportional to 82,274.52, 123,411.80 and 29,683.99 is: 44,525.99
Step by Step Solution
- Step 1: Write the proportion equation
82,274.52 : 123,411.80 = 29,683.99 : x - Step 2: Convert to fraction form
82,274.52/123,411.80 = 29,683.99/x - Step 3: Cross multiply
82,274.52x = 123,411.80 × 29,683.99 - Step 4: Simplify right side
82,274.52x = 3,663,354,637.08 - Step 5: Solve for x
x = 3,663,354,637.08/82,274.52 - Step 6: Final answer
x = 44,525.99
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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.