Finding the Fourth Proportional to 133,284.27, 199,936.74 and 44,538.09
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Solution
The fourth proportional to 133,284.27, 199,936.74 and 44,538.09 is: 66,810.59
Step by Step Solution
- Step 1: Write the proportion equation
133,284.27 : 199,936.74 = 44,538.09 : x - Step 2: Convert to fraction form
133,284.27/199,936.74 = 44,538.09/x - Step 3: Cross multiply
133,284.27x = 199,936.74 × 44,538.09 - Step 4: Simplify right side
133,284.27x = 8,904,800,297.74 - Step 5: Solve for x
x = 8,904,800,297.74/133,284.27 - Step 6: Final answer
x = 66,810.59
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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.