Finding the Fourth Proportional to 226,681.84, 339,950.36 and 74,850.65
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Solution
The fourth proportional to 226,681.84, 339,950.36 and 74,850.65 is: 112,252.07
Step by Step Solution
- Step 1: Write the proportion equation
226,681.84 : 339,950.36 = 74,850.65 : x - Step 2: Convert to fraction form
226,681.84/339,950.36 = 74,850.65/x - Step 3: Cross multiply
226,681.84x = 339,950.36 × 74,850.65 - Step 4: Simplify right side
226,681.84x = 25,445,505,175.92 - Step 5: Solve for x
x = 25,445,505,175.92/226,681.84 - Step 6: Final answer
x = 112,252.07
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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.