Finding the Fourth Proportional to 74,824.71, 112,250.75 and 24,900.09
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Solution
The fourth proportional to 74,824.71, 112,250.75 and 24,900.09 is: 37,354.69
Step by Step Solution
- Step 1: Write the proportion equation
74,824.71 : 112,250.75 = 24,900.09 : x - Step 2: Convert to fraction form
74,824.71/112,250.75 = 24,900.09/x - Step 3: Cross multiply
74,824.71x = 112,250.75 × 24,900.09 - Step 4: Simplify right side
74,824.71x = 2,795,053,653.07 - Step 5: Solve for x
x = 2,795,053,653.07/74,824.71 - Step 6: Final answer
x = 37,354.69
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1.5x scale
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.