Finding the Fourth Proportional to 137,424.69, 206,134.09 and 37,584.88
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Solution
The fourth proportional to 137,424.69, 206,134.09 and 37,584.88 is: 56,376.52
Step by Step Solution
- Step 1: Write the proportion equation
137,424.69 : 206,134.09 = 37,584.88 : x - Step 2: Convert to fraction form
137,424.69/206,134.09 = 37,584.88/x - Step 3: Cross multiply
137,424.69x = 206,134.09 × 37,584.88 - Step 4: Simplify right side
137,424.69x = 7,747,525,036.56 - Step 5: Solve for x
x = 7,747,525,036.56/137,424.69 - Step 6: Final answer
x = 56,376.52
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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.